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Finding the Fourth Proportional to 424,084.56, 585,237.96 and 233,117.52

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Solution

The fourth proportional to 424,084.56, 585,237.96 and 233,117.52 is: 321,702.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,084.56 : 585,237.96 = 233,117.52 : x
  2. Step 2: Convert to fraction form
    424,084.56/585,237.96 = 233,117.52/x
  3. Step 3: Cross multiply
    424,084.56x = 585,237.96 × 233,117.52
  4. Step 4: Simplify right side
    424,084.56x = 136,429,221,845.06
  5. Step 5: Solve for x
    x = 136,429,221,845.06/424,084.56
  6. Step 6: Final answer
    x = 321,702.87

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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.