Home / 621,607.20-932,176.44-200,770.08

Finding the Fourth Proportional to 621,607.20, 932,176.44 and 200,770.08

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Solution

The fourth proportional to 621,607.20, 932,176.44 and 200,770.08 is: 301,079.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,607.20 : 932,176.44 = 200,770.08 : x
  2. Step 2: Convert to fraction form
    621,607.20/932,176.44 = 200,770.08/x
  3. Step 3: Cross multiply
    621,607.20x = 932,176.44 × 200,770.08
  4. Step 4: Simplify right side
    621,607.20x = 187,153,138,432.92
  5. Step 5: Solve for x
    x = 187,153,138,432.92/621,607.20
  6. Step 6: Final answer
    x = 301,079.43

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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.