Home / 415,976.07-574,047.09-234,726.42

Finding the Fourth Proportional to 415,976.07, 574,047.09 and 234,726.42

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Solution

The fourth proportional to 415,976.07, 574,047.09 and 234,726.42 is: 323,922.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,976.07 : 574,047.09 = 234,726.42 : x
  2. Step 2: Convert to fraction form
    415,976.07/574,047.09 = 234,726.42/x
  3. Step 3: Cross multiply
    415,976.07x = 574,047.09 × 234,726.42
  4. Step 4: Simplify right side
    415,976.07x = 134,744,018,347.12
  5. Step 5: Solve for x
    x = 134,744,018,347.12/415,976.07
  6. Step 6: Final answer
    x = 323,922.52

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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.