Home / 319,566.64-441,011.13-176,335.91

Finding the Fourth Proportional to 319,566.64, 441,011.13 and 176,335.91

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Solution

The fourth proportional to 319,566.64, 441,011.13 and 176,335.91 is: 243,348.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,566.64 : 441,011.13 = 176,335.91 : x
  2. Step 2: Convert to fraction form
    319,566.64/441,011.13 = 176,335.91/x
  3. Step 3: Cross multiply
    319,566.64x = 441,011.13 × 176,335.91
  4. Step 4: Simplify right side
    319,566.64x = 77,766,099,948.39
  5. Step 5: Solve for x
    x = 77,766,099,948.39/319,566.64
  6. Step 6: Final answer
    x = 243,348.62

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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.