Home / 836,313.59-1,154,120.85-454,343.10

Finding the Fourth Proportional to 836,313.59, 1,154,120.85 and 454,343.10

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Solution

The fourth proportional to 836,313.59, 1,154,120.85 and 454,343.10 is: 626,997.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,313.59 : 1,154,120.85 = 454,343.10 : x
  2. Step 2: Convert to fraction form
    836,313.59/1,154,120.85 = 454,343.10/x
  3. Step 3: Cross multiply
    836,313.59x = 1,154,120.85 × 454,343.10
  4. Step 4: Simplify right side
    836,313.59x = 524,366,844,763.64
  5. Step 5: Solve for x
    x = 524,366,844,763.64/836,313.59
  6. Step 6: Final answer
    x = 626,997.88

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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.