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Finding the Fourth Proportional to 424,740.56, 586,010.04 and 240,948.95

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Solution

The fourth proportional to 424,740.56, 586,010.04 and 240,948.95 is: 332,434.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,740.56 : 586,010.04 = 240,948.95 : x
  2. Step 2: Convert to fraction form
    424,740.56/586,010.04 = 240,948.95/x
  3. Step 3: Cross multiply
    424,740.56x = 586,010.04 × 240,948.95
  4. Step 4: Simplify right side
    424,740.56x = 141,198,503,827.46
  5. Step 5: Solve for x
    x = 141,198,503,827.46/424,740.56
  6. Step 6: Final answer
    x = 332,434.71

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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.