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Finding the Fourth Proportional to 534,496.56, 737,614.80 and 292,775.28

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Solution

The fourth proportional to 534,496.56, 737,614.80 and 292,775.28 is: 404,035.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,496.56 : 737,614.80 = 292,775.28 : x
  2. Step 2: Convert to fraction form
    534,496.56/737,614.80 = 292,775.28/x
  3. Step 3: Cross multiply
    534,496.56x = 737,614.80 × 292,775.28
  4. Step 4: Simplify right side
    534,496.56x = 215,955,379,602.14
  5. Step 5: Solve for x
    x = 215,955,379,602.14/534,496.56
  6. Step 6: Final answer
    x = 404,035.12

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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.