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Finding the Fourth Proportional to 357,517.32, 493,377.46 and 194,177.01

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Solution

The fourth proportional to 357,517.32, 493,377.46 and 194,177.01 is: 267,966.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,517.32 : 493,377.46 = 194,177.01 : x
  2. Step 2: Convert to fraction form
    357,517.32/493,377.46 = 194,177.01/x
  3. Step 3: Cross multiply
    357,517.32x = 493,377.46 × 194,177.01
  4. Step 4: Simplify right side
    357,517.32x = 95,802,559,498.75
  5. Step 5: Solve for x
    x = 95,802,559,498.75/357,517.32
  6. Step 6: Final answer
    x = 267,966.21

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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.