Home / 868,965.96-1,302,249.13-627,152.11

Finding the Fourth Proportional to 868,965.96, 1,302,249.13 and 627,152.11

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Solution

The fourth proportional to 868,965.96, 1,302,249.13 and 627,152.11 is: 939,862.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,965.96 : 1,302,249.13 = 627,152.11 : x
  2. Step 2: Convert to fraction form
    868,965.96/1,302,249.13 = 627,152.11/x
  3. Step 3: Cross multiply
    868,965.96x = 1,302,249.13 × 627,152.11
  4. Step 4: Simplify right side
    868,965.96x = 816,708,289,625.16
  5. Step 5: Solve for x
    x = 816,708,289,625.16/868,965.96
  6. Step 6: Final answer
    x = 939,862.24

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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.