Home / 836,017.20-1,153,691.10-454,040.64

Finding the Fourth Proportional to 836,017.20, 1,153,691.10 and 454,040.64

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Solution

The fourth proportional to 836,017.20, 1,153,691.10 and 454,040.64 is: 626,569.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,017.20 : 1,153,691.10 = 454,040.64 : x
  2. Step 2: Convert to fraction form
    836,017.20/1,153,691.10 = 454,040.64/x
  3. Step 3: Cross multiply
    836,017.20x = 1,153,691.10 × 454,040.64
  4. Step 4: Simplify right side
    836,017.20x = 523,822,645,406.30
  5. Step 5: Solve for x
    x = 523,822,645,406.30/836,017.20
  6. Step 6: Final answer
    x = 626,569.22

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Double scale
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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.