Home / 621,861.70-932,562.15-201,151.30

Finding the Fourth Proportional to 621,861.70, 932,562.15 and 201,151.30

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Solution

The fourth proportional to 621,861.70, 932,562.15 and 201,151.30 is: 301,652.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,861.70 : 932,562.15 = 201,151.30 : x
  2. Step 2: Convert to fraction form
    621,861.70/932,562.15 = 201,151.30/x
  3. Step 3: Cross multiply
    621,861.70x = 932,562.15 × 201,151.30
  4. Step 4: Simplify right side
    621,861.70x = 187,586,088,803.30
  5. Step 5: Solve for x
    x = 187,586,088,803.30/621,861.70
  6. Step 6: Final answer
    x = 301,652.42

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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.