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Finding the Fourth Proportional to 524,044.22, 723,729.95 and 361,124.34

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Solution

The fourth proportional to 524,044.22, 723,729.95 and 361,124.34 is: 498,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,044.22 : 723,729.95 = 361,124.34 : x
  2. Step 2: Convert to fraction form
    524,044.22/723,729.95 = 361,124.34/x
  3. Step 3: Cross multiply
    524,044.22x = 723,729.95 × 361,124.34
  4. Step 4: Simplify right side
    524,044.22x = 261,356,500,531.98
  5. Step 5: Solve for x
    x = 261,356,500,531.98/524,044.22
  6. Step 6: Final answer
    x = 498,729.86

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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.