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Finding the Fourth Proportional to 194,732.73, 292,099.10 and 155,538.97

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Solution

The fourth proportional to 194,732.73, 292,099.10 and 155,538.97 is: 233,308.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,732.73 : 292,099.10 = 155,538.97 : x
  2. Step 2: Convert to fraction form
    194,732.73/292,099.10 = 155,538.97/x
  3. Step 3: Cross multiply
    194,732.73x = 292,099.10 × 155,538.97
  4. Step 4: Simplify right side
    194,732.73x = 45,432,791,643.98
  5. Step 5: Solve for x
    x = 45,432,791,643.98/194,732.73
  6. Step 6: Final answer
    x = 233,308.45

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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.