Home / 569,842.80-854,764.20-436,982.55

Finding the Fourth Proportional to 569,842.80, 854,764.20 and 436,982.55

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Solution

The fourth proportional to 569,842.80, 854,764.20 and 436,982.55 is: 655,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,842.80 : 854,764.20 = 436,982.55 : x
  2. Step 2: Convert to fraction form
    569,842.80/854,764.20 = 436,982.55/x
  3. Step 3: Cross multiply
    569,842.80x = 854,764.20 × 436,982.55
  4. Step 4: Simplify right side
    569,842.80x = 373,517,039,764.71
  5. Step 5: Solve for x
    x = 373,517,039,764.71/569,842.80
  6. Step 6: Final answer
    x = 655,473.83

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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.