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Finding the Fourth Proportional to 542,227.68, 747,339.52 and 360,614.72

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Solution

The fourth proportional to 542,227.68, 747,339.52 and 360,614.72 is: 497,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,227.68 : 747,339.52 = 360,614.72 : x
  2. Step 2: Convert to fraction form
    542,227.68/747,339.52 = 360,614.72/x
  3. Step 3: Cross multiply
    542,227.68x = 747,339.52 × 360,614.72
  4. Step 4: Simplify right side
    542,227.68x = 269,501,631,749.73
  5. Step 5: Solve for x
    x = 269,501,631,749.73/542,227.68
  6. Step 6: Final answer
    x = 497,026.70

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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.