Home / 406,054.17-560,305.20-234,027.78

Finding the Fourth Proportional to 406,054.17, 560,305.20 and 234,027.78

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Solution

The fourth proportional to 406,054.17, 560,305.20 and 234,027.78 is: 322,929.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,054.17 : 560,305.20 = 234,027.78 : x
  2. Step 2: Convert to fraction form
    406,054.17/560,305.20 = 234,027.78/x
  3. Step 3: Cross multiply
    406,054.17x = 560,305.20 × 234,027.78
  4. Step 4: Simplify right side
    406,054.17x = 131,126,982,078.46
  5. Step 5: Solve for x
    x = 131,126,982,078.46/406,054.17
  6. Step 6: Final answer
    x = 322,929.78

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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.