Home / 836,138.38-1,153,892.02-454,165.06

Finding the Fourth Proportional to 836,138.38, 1,153,892.02 and 454,165.06

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Solution

The fourth proportional to 836,138.38, 1,153,892.02 and 454,165.06 is: 626,759.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,138.38 : 1,153,892.02 = 454,165.06 : x
  2. Step 2: Convert to fraction form
    836,138.38/1,153,892.02 = 454,165.06/x
  3. Step 3: Cross multiply
    836,138.38x = 1,153,892.02 × 454,165.06
  4. Step 4: Simplify right side
    836,138.38x = 524,057,432,727.36
  5. Step 5: Solve for x
    x = 524,057,432,727.36/836,138.38
  6. Step 6: Final answer
    x = 626,759.22

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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.