Home / 769,856.90-1,154,711.04-237,234.92

Finding the Fourth Proportional to 769,856.90, 1,154,711.04 and 237,234.92

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Solution

The fourth proportional to 769,856.90, 1,154,711.04 and 237,234.92 is: 355,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,856.90 : 1,154,711.04 = 237,234.92 : x
  2. Step 2: Convert to fraction form
    769,856.90/1,154,711.04 = 237,234.92/x
  3. Step 3: Cross multiply
    769,856.90x = 1,154,711.04 × 237,234.92
  4. Step 4: Simplify right side
    769,856.90x = 273,937,781,197.52
  5. Step 5: Solve for x
    x = 273,937,781,197.52/769,856.90
  6. Step 6: Final answer
    x = 355,829.48

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Double scale
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Similar ratio
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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.