Home / 291,864.43-402,711.50-177,203.33

Finding the Fourth Proportional to 291,864.43, 402,711.50 and 177,203.33

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Solution

The fourth proportional to 291,864.43, 402,711.50 and 177,203.33 is: 244,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,864.43 : 402,711.50 = 177,203.33 : x
  2. Step 2: Convert to fraction form
    291,864.43/402,711.50 = 177,203.33/x
  3. Step 3: Cross multiply
    291,864.43x = 402,711.50 × 177,203.33
  4. Step 4: Simplify right side
    291,864.43x = 71,361,815,929.72
  5. Step 5: Solve for x
    x = 71,361,815,929.72/291,864.43
  6. Step 6: Final answer
    x = 244,503.30

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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.