Home / 836,253.88-1,154,042.70-454,288.12

Finding the Fourth Proportional to 836,253.88, 1,154,042.70 and 454,288.12

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Solution

The fourth proportional to 836,253.88, 1,154,042.70 and 454,288.12 is: 626,924.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,253.88 : 1,154,042.70 = 454,288.12 : x
  2. Step 2: Convert to fraction form
    836,253.88/1,154,042.70 = 454,288.12/x
  3. Step 3: Cross multiply
    836,253.88x = 1,154,042.70 × 454,288.12
  4. Step 4: Simplify right side
    836,253.88x = 524,267,888,582.72
  5. Step 5: Solve for x
    x = 524,267,888,582.72/836,253.88
  6. Step 6: Final answer
    x = 626,924.31

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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.