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Finding the Fourth Proportional to 574,863.42, 862,428.60 and 195,787.43

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Solution

The fourth proportional to 574,863.42, 862,428.60 and 195,787.43 is: 293,726.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,863.42 : 862,428.60 = 195,787.43 : x
  2. Step 2: Convert to fraction form
    574,863.42/862,428.60 = 195,787.43/x
  3. Step 3: Cross multiply
    574,863.42x = 862,428.60 × 195,787.43
  4. Step 4: Simplify right side
    574,863.42x = 168,852,679,152.50
  5. Step 5: Solve for x
    x = 168,852,679,152.50/574,863.42
  6. Step 6: Final answer
    x = 293,726.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.