Home / 868,964.96-1,302,247.63-627,151.11

Finding the Fourth Proportional to 868,964.96, 1,302,247.63 and 627,151.11

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Solution

The fourth proportional to 868,964.96, 1,302,247.63 and 627,151.11 is: 939,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,964.96 : 1,302,247.63 = 627,151.11 : x
  2. Step 2: Convert to fraction form
    868,964.96/1,302,247.63 = 627,151.11/x
  3. Step 3: Cross multiply
    868,964.96x = 1,302,247.63 × 627,151.11
  4. Step 4: Simplify right side
    868,964.96x = 816,706,042,549.88
  5. Step 5: Solve for x
    x = 816,706,042,549.88/868,964.96
  6. Step 6: Final answer
    x = 939,860.73

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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.