Home / 424,049.10-585,289.20-242,865.90

Finding the Fourth Proportional to 424,049.10, 585,289.20 and 242,865.90

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Solution

The fourth proportional to 424,049.10, 585,289.20 and 242,865.90 is: 335,213.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,049.10 : 585,289.20 = 242,865.90 : x
  2. Step 2: Convert to fraction form
    424,049.10/585,289.20 = 242,865.90/x
  3. Step 3: Cross multiply
    424,049.10x = 585,289.20 × 242,865.90
  4. Step 4: Simplify right side
    424,049.10x = 142,146,788,318.28
  5. Step 5: Solve for x
    x = 142,146,788,318.28/424,049.10
  6. Step 6: Final answer
    x = 335,213.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.