Home / 865,555.28-1,194,444.24-483,584.92

Finding the Fourth Proportional to 865,555.28, 1,194,444.24 and 483,584.92

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Solution

The fourth proportional to 865,555.28, 1,194,444.24 and 483,584.92 is: 667,334.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,555.28 : 1,194,444.24 = 483,584.92 : x
  2. Step 2: Convert to fraction form
    865,555.28/1,194,444.24 = 483,584.92/x
  3. Step 3: Cross multiply
    865,555.28x = 1,194,444.24 × 483,584.92
  4. Step 4: Simplify right side
    865,555.28x = 577,615,222,244.86
  5. Step 5: Solve for x
    x = 577,615,222,244.86/865,555.28
  6. Step 6: Final answer
    x = 667,334.87

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.