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Finding the Fourth Proportional to 524,078.29, 723,253.68 and 294,707.77

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Solution

The fourth proportional to 524,078.29, 723,253.68 and 294,707.77 is: 406,711.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,078.29 : 723,253.68 = 294,707.77 : x
  2. Step 2: Convert to fraction form
    524,078.29/723,253.68 = 294,707.77/x
  3. Step 3: Cross multiply
    524,078.29x = 723,253.68 × 294,707.77
  4. Step 4: Simplify right side
    524,078.29x = 213,148,479,177.09
  5. Step 5: Solve for x
    x = 213,148,479,177.09/524,078.29
  6. Step 6: Final answer
    x = 406,711.14

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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.