Home / 319,565.01-441,008.94-176,334.30

Finding the Fourth Proportional to 319,565.01, 441,008.94 and 176,334.30

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Solution

The fourth proportional to 319,565.01, 441,008.94 and 176,334.30 is: 243,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,565.01 : 441,008.94 = 176,334.30 : x
  2. Step 2: Convert to fraction form
    319,565.01/441,008.94 = 176,334.30/x
  3. Step 3: Cross multiply
    319,565.01x = 441,008.94 × 176,334.30
  4. Step 4: Simplify right side
    319,565.01x = 77,765,002,728.64
  5. Step 5: Solve for x
    x = 77,765,002,728.64/319,565.01
  6. Step 6: Final answer
    x = 243,346.42

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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.