Home / 756,686.70-1,044,234.78-417,167.10

Finding the Fourth Proportional to 756,686.70, 1,044,234.78 and 417,167.10

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Solution

The fourth proportional to 756,686.70, 1,044,234.78 and 417,167.10 is: 575,694.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,686.70 : 1,044,234.78 = 417,167.10 : x
  2. Step 2: Convert to fraction form
    756,686.70/1,044,234.78 = 417,167.10/x
  3. Step 3: Cross multiply
    756,686.70x = 1,044,234.78 × 417,167.10
  4. Step 4: Simplify right side
    756,686.70x = 435,620,394,891.74
  5. Step 5: Solve for x
    x = 435,620,394,891.74/756,686.70
  6. Step 6: Final answer
    x = 575,694.53

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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.