Home / 836,042.72-1,153,747.28-454,076.96

Finding the Fourth Proportional to 836,042.72, 1,153,747.28 and 454,076.96

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Solution

The fourth proportional to 836,042.72, 1,153,747.28 and 454,076.96 is: 626,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,042.72 : 1,153,747.28 = 454,076.96 : x
  2. Step 2: Convert to fraction form
    836,042.72/1,153,747.28 = 454,076.96/x
  3. Step 3: Cross multiply
    836,042.72x = 1,153,747.28 × 454,076.96
  4. Step 4: Simplify right side
    836,042.72x = 523,890,057,510.67
  5. Step 5: Solve for x
    x = 523,890,057,510.67/836,042.72
  6. Step 6: Final answer
    x = 626,630.73

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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.