Home / 418,186.48-627,280.22-114,583.23

Finding the Fourth Proportional to 418,186.48, 627,280.22 and 114,583.23

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Solution

The fourth proportional to 418,186.48, 627,280.22 and 114,583.23 is: 171,874.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,186.48 : 627,280.22 = 114,583.23 : x
  2. Step 2: Convert to fraction form
    418,186.48/627,280.22 = 114,583.23/x
  3. Step 3: Cross multiply
    418,186.48x = 627,280.22 × 114,583.23
  4. Step 4: Simplify right side
    418,186.48x = 71,875,793,722.71
  5. Step 5: Solve for x
    x = 71,875,793,722.71/418,186.48
  6. Step 6: Final answer
    x = 171,874.98

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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.