Home / 865,178.62-1,193,773.10-483,146.62

Finding the Fourth Proportional to 865,178.62, 1,193,773.10 and 483,146.62

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Solution

The fourth proportional to 865,178.62, 1,193,773.10 and 483,146.62 is: 666,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,178.62 : 1,193,773.10 = 483,146.62 : x
  2. Step 2: Convert to fraction form
    865,178.62/1,193,773.10 = 483,146.62/x
  3. Step 3: Cross multiply
    865,178.62x = 1,193,773.10 × 483,146.62
  4. Step 4: Simplify right side
    865,178.62x = 576,767,438,311.92
  5. Step 5: Solve for x
    x = 576,767,438,311.92/865,178.62
  6. Step 6: Final answer
    x = 666,645.51

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Double scale
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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.