Home / 836,761.80-1,154,731.44-454,788.60

Finding the Fourth Proportional to 836,761.80, 1,154,731.44 and 454,788.60

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Solution

The fourth proportional to 836,761.80, 1,154,731.44 and 454,788.60 is: 627,608.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,761.80 : 1,154,731.44 = 454,788.60 : x
  2. Step 2: Convert to fraction form
    836,761.80/1,154,731.44 = 454,788.60/x
  3. Step 3: Cross multiply
    836,761.80x = 1,154,731.44 × 454,788.60
  4. Step 4: Simplify right side
    836,761.80x = 525,158,694,973.58
  5. Step 5: Solve for x
    x = 525,158,694,973.58/836,761.80
  6. Step 6: Final answer
    x = 627,608.35

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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.