Home / 261,036.20-391,554.30-182,304.20

Finding the Fourth Proportional to 261,036.20, 391,554.30 and 182,304.20

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Solution

The fourth proportional to 261,036.20, 391,554.30 and 182,304.20 is: 273,456.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,036.20 : 391,554.30 = 182,304.20 : x
  2. Step 2: Convert to fraction form
    261,036.20/391,554.30 = 182,304.20/x
  3. Step 3: Cross multiply
    261,036.20x = 391,554.30 × 182,304.20
  4. Step 4: Simplify right side
    261,036.20x = 71,381,993,418.06
  5. Step 5: Solve for x
    x = 71,381,993,418.06/261,036.20
  6. Step 6: Final answer
    x = 273,456.30

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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.