Home / 836,009.73-1,153,695.42-454,028.31

Finding the Fourth Proportional to 836,009.73, 1,153,695.42 and 454,028.31

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Solution

The fourth proportional to 836,009.73, 1,153,695.42 and 454,028.31 is: 626,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,009.73 : 1,153,695.42 = 454,028.31 : x
  2. Step 2: Convert to fraction form
    836,009.73/1,153,695.42 = 454,028.31/x
  3. Step 3: Cross multiply
    836,009.73x = 1,153,695.42 × 454,028.31
  4. Step 4: Simplify right side
    836,009.73x = 523,810,381,797.34
  5. Step 5: Solve for x
    x = 523,810,381,797.34/836,009.73
  6. Step 6: Final answer
    x = 626,560.15

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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.