Home / 319,116.43-440,374.97-173,923.52

Finding the Fourth Proportional to 319,116.43, 440,374.97 and 173,923.52

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Solution

The fourth proportional to 319,116.43, 440,374.97 and 173,923.52 is: 240,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,116.43 : 440,374.97 = 173,923.52 : x
  2. Step 2: Convert to fraction form
    319,116.43/440,374.97 = 173,923.52/x
  3. Step 3: Cross multiply
    319,116.43x = 440,374.97 × 173,923.52
  4. Step 4: Simplify right side
    319,116.43x = 76,591,564,032.68
  5. Step 5: Solve for x
    x = 76,591,564,032.68/319,116.43
  6. Step 6: Final answer
    x = 240,011.35

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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.