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Finding the Fourth Proportional to 531,807.97, 734,850.75 and 404,262.13

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Solution

The fourth proportional to 531,807.97, 734,850.75 and 404,262.13 is: 558,608.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,807.97 : 734,850.75 = 404,262.13 : x
  2. Step 2: Convert to fraction form
    531,807.97/734,850.75 = 404,262.13/x
  3. Step 3: Cross multiply
    531,807.97x = 734,850.75 × 404,262.13
  4. Step 4: Simplify right side
    531,807.97x = 297,072,329,427.10
  5. Step 5: Solve for x
    x = 297,072,329,427.10/531,807.97
  6. Step 6: Final answer
    x = 558,608.27

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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.