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Finding the Fourth Proportional to 295,382.62, 407,463.88 and 193,572.30

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Solution

The fourth proportional to 295,382.62, 407,463.88 and 193,572.30 is: 267,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,382.62 : 407,463.88 = 193,572.30 : x
  2. Step 2: Convert to fraction form
    295,382.62/407,463.88 = 193,572.30/x
  3. Step 3: Cross multiply
    295,382.62x = 407,463.88 × 193,572.30
  4. Step 4: Simplify right side
    295,382.62x = 78,873,721,462.58
  5. Step 5: Solve for x
    x = 78,873,721,462.58/295,382.62
  6. Step 6: Final answer
    x = 267,022.21

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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.