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Finding the Fourth Proportional to 606,445.10, 907,918.05 and 606,445.10

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Solution

The fourth proportional to 606,445.10, 907,918.05 and 606,445.10 is: 907,918.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,445.10 : 907,918.05 = 606,445.10 : x
  2. Step 2: Convert to fraction form
    606,445.10/907,918.05 = 606,445.10/x
  3. Step 3: Cross multiply
    606,445.10x = 907,918.05 × 606,445.10
  4. Step 4: Simplify right side
    606,445.10x = 550,602,452,624.06
  5. Step 5: Solve for x
    x = 550,602,452,624.06/606,445.10
  6. Step 6: Final answer
    x = 907,918.05

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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.