Home / 865,532.25-1,194,412.50-483,561.90

Finding the Fourth Proportional to 865,532.25, 1,194,412.50 and 483,561.90

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Solution

The fourth proportional to 865,532.25, 1,194,412.50 and 483,561.90 is: 667,303.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,532.25 : 1,194,412.50 = 483,561.90 : x
  2. Step 2: Convert to fraction form
    865,532.25/1,194,412.50 = 483,561.90/x
  3. Step 3: Cross multiply
    865,532.25x = 1,194,412.50 × 483,561.90
  4. Step 4: Simplify right side
    865,532.25x = 577,572,377,883.75
  5. Step 5: Solve for x
    x = 577,572,377,883.75/865,532.25
  6. Step 6: Final answer
    x = 667,303.13

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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.