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Finding the Fourth Proportional to 424,711.01, 586,101.28 and 233,724.40

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Solution

The fourth proportional to 424,711.01, 586,101.28 and 233,724.40 is: 322,539.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,711.01 : 586,101.28 = 233,724.40 : x
  2. Step 2: Convert to fraction form
    424,711.01/586,101.28 = 233,724.40/x
  3. Step 3: Cross multiply
    424,711.01x = 586,101.28 × 233,724.40
  4. Step 4: Simplify right side
    424,711.01x = 136,986,170,007.23
  5. Step 5: Solve for x
    x = 136,986,170,007.23/424,711.01
  6. Step 6: Final answer
    x = 322,539.72

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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.