Home / 868,376.67-1,302,691.20-269,385.57

Finding the Fourth Proportional to 868,376.67, 1,302,691.20 and 269,385.57

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Solution

The fourth proportional to 868,376.67, 1,302,691.20 and 269,385.57 is: 404,117.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,376.67 : 1,302,691.20 = 269,385.57 : x
  2. Step 2: Convert to fraction form
    868,376.67/1,302,691.20 = 269,385.57/x
  3. Step 3: Cross multiply
    868,376.67x = 1,302,691.20 × 269,385.57
  4. Step 4: Simplify right side
    868,376.67x = 350,926,211,445.98
  5. Step 5: Solve for x
    x = 350,926,211,445.98/868,376.67
  6. Step 6: Final answer
    x = 404,117.50

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Double scale
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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.