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Finding the Fourth Proportional to 251,524.80, 377,287.20 and 93,710.40

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Solution

The fourth proportional to 251,524.80, 377,287.20 and 93,710.40 is: 140,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,524.80 : 377,287.20 = 93,710.40 : x
  2. Step 2: Convert to fraction form
    251,524.80/377,287.20 = 93,710.40/x
  3. Step 3: Cross multiply
    251,524.80x = 377,287.20 × 93,710.40
  4. Step 4: Simplify right side
    251,524.80x = 35,355,734,426.88
  5. Step 5: Solve for x
    x = 35,355,734,426.88/251,524.80
  6. Step 6: Final answer
    x = 140,565.60

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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.