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Finding the Fourth Proportional to 542,060.86, 813,836.08 and 276,000.16

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Solution

The fourth proportional to 542,060.86, 813,836.08 and 276,000.16 is: 414,379.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,060.86 : 813,836.08 = 276,000.16 : x
  2. Step 2: Convert to fraction form
    542,060.86/813,836.08 = 276,000.16/x
  3. Step 3: Cross multiply
    542,060.86x = 813,836.08 × 276,000.16
  4. Step 4: Simplify right side
    542,060.86x = 224,618,888,293.77
  5. Step 5: Solve for x
    x = 224,618,888,293.77/542,060.86
  6. Step 6: Final answer
    x = 414,379.46

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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.