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Finding the Fourth Proportional to 256,002.57, 383,717.70 and 95,924.52

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Solution

The fourth proportional to 256,002.57, 383,717.70 and 95,924.52 is: 143,779.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,002.57 : 383,717.70 = 95,924.52 : x
  2. Step 2: Convert to fraction form
    256,002.57/383,717.70 = 95,924.52/x
  3. Step 3: Cross multiply
    256,002.57x = 383,717.70 × 95,924.52
  4. Step 4: Simplify right side
    256,002.57x = 36,807,936,188.00
  5. Step 5: Solve for x
    x = 36,807,936,188.00/256,002.57
  6. Step 6: Final answer
    x = 143,779.56

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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.