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Finding the Fourth Proportional to 578,703.72, 868,055.68 and 241,560.46

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Solution

The fourth proportional to 578,703.72, 868,055.68 and 241,560.46 is: 362,340.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,703.72 : 868,055.68 = 241,560.46 : x
  2. Step 2: Convert to fraction form
    578,703.72/868,055.68 = 241,560.46/x
  3. Step 3: Cross multiply
    578,703.72x = 868,055.68 × 241,560.46
  4. Step 4: Simplify right side
    578,703.72x = 209,687,929,366.41
  5. Step 5: Solve for x
    x = 209,687,929,366.41/578,703.72
  6. Step 6: Final answer
    x = 362,340.73

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Double scale
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Similar ratio
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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.