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Finding the Fourth Proportional to 424,744.85, 586,062.90 and 243,513.62

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Solution

The fourth proportional to 424,744.85, 586,062.90 and 243,513.62 is: 336,000.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,744.85 : 586,062.90 = 243,513.62 : x
  2. Step 2: Convert to fraction form
    424,744.85/586,062.90 = 243,513.62/x
  3. Step 3: Cross multiply
    424,744.85x = 586,062.90 × 243,513.62
  4. Step 4: Simplify right side
    424,744.85x = 142,714,295,396.38
  5. Step 5: Solve for x
    x = 142,714,295,396.38/424,744.85
  6. Step 6: Final answer
    x = 336,000.06

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1.5x scale

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.