Home / 319,760.60-441,258.04-176,517.56

Finding the Fourth Proportional to 319,760.60, 441,258.04 and 176,517.56

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Solution

The fourth proportional to 319,760.60, 441,258.04 and 176,517.56 is: 243,587.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,760.60 : 441,258.04 = 176,517.56 : x
  2. Step 2: Convert to fraction form
    319,760.60/441,258.04 = 176,517.56/x
  3. Step 3: Cross multiply
    319,760.60x = 441,258.04 × 176,517.56
  4. Step 4: Simplify right side
    319,760.60x = 77,889,792,551.18
  5. Step 5: Solve for x
    x = 77,889,792,551.18/319,760.60
  6. Step 6: Final answer
    x = 243,587.84

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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.