Home / 261,036.45-391,554.68-182,304.45

Finding the Fourth Proportional to 261,036.45, 391,554.68 and 182,304.45

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Solution

The fourth proportional to 261,036.45, 391,554.68 and 182,304.45 is: 273,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,036.45 : 391,554.68 = 182,304.45 : x
  2. Step 2: Convert to fraction form
    261,036.45/391,554.68 = 182,304.45/x
  3. Step 3: Cross multiply
    261,036.45x = 391,554.68 × 182,304.45
  4. Step 4: Simplify right side
    261,036.45x = 71,382,159,670.80
  5. Step 5: Solve for x
    x = 71,382,159,670.80/261,036.45
  6. Step 6: Final answer
    x = 273,456.68

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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.