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Finding the Fourth Proportional to 354,951.12, 532,424.52 and 88,710.24

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Solution

The fourth proportional to 354,951.12, 532,424.52 and 88,710.24 is: 133,064.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,951.12 : 532,424.52 = 88,710.24 : x
  2. Step 2: Convert to fraction form
    354,951.12/532,424.52 = 88,710.24/x
  3. Step 3: Cross multiply
    354,951.12x = 532,424.52 × 88,710.24
  4. Step 4: Simplify right side
    354,951.12x = 47,231,506,951.08
  5. Step 5: Solve for x
    x = 47,231,506,951.08/354,951.12
  6. Step 6: Final answer
    x = 133,064.82

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1.5x scale

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.