Home / 482,790.30-724,271.85-202,335.90

Finding the Fourth Proportional to 482,790.30, 724,271.85 and 202,335.90

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Solution

The fourth proportional to 482,790.30, 724,271.85 and 202,335.90 is: 303,540.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,790.30 : 724,271.85 = 202,335.90 : x
  2. Step 2: Convert to fraction form
    482,790.30/724,271.85 = 202,335.90/x
  3. Step 3: Cross multiply
    482,790.30x = 724,271.85 × 202,335.90
  4. Step 4: Simplify right side
    482,790.30x = 146,546,196,614.42
  5. Step 5: Solve for x
    x = 146,546,196,614.42/482,790.30
  6. Step 6: Final answer
    x = 303,540.06

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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.