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Finding the Fourth Proportional to 532,322.70, 798,484.05 and 479,834.70

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Solution

The fourth proportional to 532,322.70, 798,484.05 and 479,834.70 is: 719,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,322.70 : 798,484.05 = 479,834.70 : x
  2. Step 2: Convert to fraction form
    532,322.70/798,484.05 = 479,834.70/x
  3. Step 3: Cross multiply
    532,322.70x = 798,484.05 × 479,834.70
  4. Step 4: Simplify right side
    532,322.70x = 383,140,354,586.54
  5. Step 5: Solve for x
    x = 383,140,354,586.54/532,322.70
  6. Step 6: Final answer
    x = 719,752.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.