Home / 733,523.70-1,100,285.55-312,842.10

Finding the Fourth Proportional to 733,523.70, 1,100,285.55 and 312,842.10

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Solution

The fourth proportional to 733,523.70, 1,100,285.55 and 312,842.10 is: 469,263.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,523.70 : 1,100,285.55 = 312,842.10 : x
  2. Step 2: Convert to fraction form
    733,523.70/1,100,285.55 = 312,842.10/x
  3. Step 3: Cross multiply
    733,523.70x = 1,100,285.55 × 312,842.10
  4. Step 4: Simplify right side
    733,523.70x = 344,215,642,061.66
  5. Step 5: Solve for x
    x = 344,215,642,061.66/733,523.70
  6. Step 6: Final answer
    x = 469,263.15

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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.