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Finding the Fourth Proportional to 524,167.20, 723,123.09 and 333,078.12

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Solution

The fourth proportional to 524,167.20, 723,123.09 and 333,078.12 is: 459,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,167.20 : 723,123.09 = 333,078.12 : x
  2. Step 2: Convert to fraction form
    524,167.20/723,123.09 = 333,078.12/x
  3. Step 3: Cross multiply
    524,167.20x = 723,123.09 × 333,078.12
  4. Step 4: Simplify right side
    524,167.20x = 240,856,479,345.79
  5. Step 5: Solve for x
    x = 240,856,479,345.79/524,167.20
  6. Step 6: Final answer
    x = 459,503.15

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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.