Home / 836,167.76-1,153,932.97-454,216.40

Finding the Fourth Proportional to 836,167.76, 1,153,932.97 and 454,216.40

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Solution

The fourth proportional to 836,167.76, 1,153,932.97 and 454,216.40 is: 626,830.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,167.76 : 1,153,932.97 = 454,216.40 : x
  2. Step 2: Convert to fraction form
    836,167.76/1,153,932.97 = 454,216.40/x
  3. Step 3: Cross multiply
    836,167.76x = 1,153,932.97 × 454,216.40
  4. Step 4: Simplify right side
    836,167.76x = 524,135,279,474.71
  5. Step 5: Solve for x
    x = 524,135,279,474.71/836,167.76
  6. Step 6: Final answer
    x = 626,830.29

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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.