Home / 581,065.38-801,869.63-322,934.18

Finding the Fourth Proportional to 581,065.38, 801,869.63 and 322,934.18

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Solution

The fourth proportional to 581,065.38, 801,869.63 and 322,934.18 is: 445,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,065.38 : 801,869.63 = 322,934.18 : x
  2. Step 2: Convert to fraction form
    581,065.38/801,869.63 = 322,934.18/x
  3. Step 3: Cross multiply
    581,065.38x = 801,869.63 × 322,934.18
  4. Step 4: Simplify right side
    581,065.38x = 258,951,105,806.93
  5. Step 5: Solve for x
    x = 258,951,105,806.93/581,065.38
  6. Step 6: Final answer
    x = 445,648.83

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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.