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Finding the Fourth Proportional to 604,861,522.05, 907,292,283.08 and 604,861,522.05

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Solution

The fourth proportional to 604,861,522.05, 907,292,283.08 and 604,861,522.05 is: 907,292,283.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,861,522.05 : 907,292,283.08 = 604,861,522.05 : x
  2. Step 2: Convert to fraction form
    604,861,522.05/907,292,283.08 = 604,861,522.05/x
  3. Step 3: Cross multiply
    604,861,522.05x = 907,292,283.08 × 604,861,522.05
  4. Step 4: Simplify right side
    604,861,522.05x = 548,786,191,284,963,968
  5. Step 5: Solve for x
    x = 548,786,191,284,963,968/604,861,522.05
  6. Step 6: Final answer
    x = 907,292,283.08

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.