Home / 319,808.90-441,336.94-176,569.22

Finding the Fourth Proportional to 319,808.90, 441,336.94 and 176,569.22

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Solution

The fourth proportional to 319,808.90, 441,336.94 and 176,569.22 is: 243,665.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,808.90 : 441,336.94 = 176,569.22 : x
  2. Step 2: Convert to fraction form
    319,808.90/441,336.94 = 176,569.22/x
  3. Step 3: Cross multiply
    319,808.90x = 441,336.94 × 176,569.22
  4. Step 4: Simplify right side
    319,808.90x = 77,926,517,266.80
  5. Step 5: Solve for x
    x = 77,926,517,266.80/319,808.90
  6. Step 6: Final answer
    x = 243,665.88

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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.