Home / 832,487.38-1,148,836.20-450,514.24

Finding the Fourth Proportional to 832,487.38, 1,148,836.20 and 450,514.24

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Solution

The fourth proportional to 832,487.38, 1,148,836.20 and 450,514.24 is: 621,711.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,487.38 : 1,148,836.20 = 450,514.24 : x
  2. Step 2: Convert to fraction form
    832,487.38/1,148,836.20 = 450,514.24/x
  3. Step 3: Cross multiply
    832,487.38x = 1,148,836.20 × 450,514.24
  4. Step 4: Simplify right side
    832,487.38x = 517,567,067,527.49
  5. Step 5: Solve for x
    x = 517,567,067,527.49/832,487.38
  6. Step 6: Final answer
    x = 621,711.61

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Double scale
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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.