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Finding the Fourth Proportional to 272,854.65, 376,550.76 and 151,995.92

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Solution

The fourth proportional to 272,854.65, 376,550.76 and 151,995.92 is: 209,760.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,854.65 : 376,550.76 = 151,995.92 : x
  2. Step 2: Convert to fraction form
    272,854.65/376,550.76 = 151,995.92/x
  3. Step 3: Cross multiply
    272,854.65x = 376,550.76 × 151,995.92
  4. Step 4: Simplify right side
    272,854.65x = 57,234,177,310.15
  5. Step 5: Solve for x
    x = 57,234,177,310.15/272,854.65
  6. Step 6: Final answer
    x = 209,760.68

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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.