Home / 572,550.20-858,825.30-403,713.80

Finding the Fourth Proportional to 572,550.20, 858,825.30 and 403,713.80

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Solution

The fourth proportional to 572,550.20, 858,825.30 and 403,713.80 is: 605,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,550.20 : 858,825.30 = 403,713.80 : x
  2. Step 2: Convert to fraction form
    572,550.20/858,825.30 = 403,713.80/x
  3. Step 3: Cross multiply
    572,550.20x = 858,825.30 × 403,713.80
  4. Step 4: Simplify right side
    572,550.20x = 346,719,625,399.14
  5. Step 5: Solve for x
    x = 346,719,625,399.14/572,550.20
  6. Step 6: Final answer
    x = 605,570.70

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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.