Home / 541,531.45-812,073.61-204,514.75

Finding the Fourth Proportional to 541,531.45, 812,073.61 and 204,514.75

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Solution

The fourth proportional to 541,531.45, 812,073.61 and 204,514.75 is: 306,687.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,531.45 : 812,073.61 = 204,514.75 : x
  2. Step 2: Convert to fraction form
    541,531.45/812,073.61 = 204,514.75/x
  3. Step 3: Cross multiply
    541,531.45x = 812,073.61 × 204,514.75
  4. Step 4: Simplify right side
    541,531.45x = 166,081,031,330.75
  5. Step 5: Solve for x
    x = 166,081,031,330.75/541,531.45
  6. Step 6: Final answer
    x = 306,687.69

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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.