Home / 413,934.18-571,249.52-252,763.22

Finding the Fourth Proportional to 413,934.18, 571,249.52 and 252,763.22

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Solution

The fourth proportional to 413,934.18, 571,249.52 and 252,763.22 is: 348,825.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,934.18 : 571,249.52 = 252,763.22 : x
  2. Step 2: Convert to fraction form
    413,934.18/571,249.52 = 252,763.22/x
  3. Step 3: Cross multiply
    413,934.18x = 571,249.52 × 252,763.22
  4. Step 4: Simplify right side
    413,934.18x = 144,390,863,978.59
  5. Step 5: Solve for x
    x = 144,390,863,978.59/413,934.18
  6. Step 6: Final answer
    x = 348,825.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.