Home / 418,718.46-627,577.33-152,166.90

Finding the Fourth Proportional to 418,718.46, 627,577.33 and 152,166.90

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Solution

The fourth proportional to 418,718.46, 627,577.33 and 152,166.90 is: 228,068.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,718.46 : 627,577.33 = 152,166.90 : x
  2. Step 2: Convert to fraction form
    418,718.46/627,577.33 = 152,166.90/x
  3. Step 3: Cross multiply
    418,718.46x = 627,577.33 × 152,166.90
  4. Step 4: Simplify right side
    418,718.46x = 95,496,496,816.38
  5. Step 5: Solve for x
    x = 95,496,496,816.38/418,718.46
  6. Step 6: Final answer
    x = 228,068.51

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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.