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Finding the Fourth Proportional to 608,938.36, 841,138.14 and 467,446.84

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Solution

The fourth proportional to 608,938.36, 841,138.14 and 467,446.84 is: 645,693.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,938.36 : 841,138.14 = 467,446.84 : x
  2. Step 2: Convert to fraction form
    608,938.36/841,138.14 = 467,446.84/x
  3. Step 3: Cross multiply
    608,938.36x = 841,138.14 × 467,446.84
  4. Step 4: Simplify right side
    608,938.36x = 393,187,365,546.48
  5. Step 5: Solve for x
    x = 393,187,365,546.48/608,938.36
  6. Step 6: Final answer
    x = 645,693.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.