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Finding the Fourth Proportional to 451,557.77, 676,862.54 and 151,934.33

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Solution

The fourth proportional to 451,557.77, 676,862.54 and 151,934.33 is: 227,741.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,557.77 : 676,862.54 = 151,934.33 : x
  2. Step 2: Convert to fraction form
    451,557.77/676,862.54 = 151,934.33/x
  3. Step 3: Cross multiply
    451,557.77x = 676,862.54 × 151,934.33
  4. Step 4: Simplify right side
    451,557.77x = 102,838,655,757.33
  5. Step 5: Solve for x
    x = 102,838,655,757.33/451,557.77
  6. Step 6: Final answer
    x = 227,741.97

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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.