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Finding the Fourth Proportional to 251,688.20, 377,532.30 and 93,908.30

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Solution

The fourth proportional to 251,688.20, 377,532.30 and 93,908.30 is: 140,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,688.20 : 377,532.30 = 93,908.30 : x
  2. Step 2: Convert to fraction form
    251,688.20/377,532.30 = 93,908.30/x
  3. Step 3: Cross multiply
    251,688.20x = 377,532.30 × 93,908.30
  4. Step 4: Simplify right side
    251,688.20x = 35,453,416,488.09
  5. Step 5: Solve for x
    x = 35,453,416,488.09/251,688.20
  6. Step 6: Final answer
    x = 140,862.45

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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.