Home / 836,165.88-1,153,930.38-454,214.52

Finding the Fourth Proportional to 836,165.88, 1,153,930.38 and 454,214.52

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Solution

The fourth proportional to 836,165.88, 1,153,930.38 and 454,214.52 is: 626,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,165.88 : 1,153,930.38 = 454,214.52 : x
  2. Step 2: Convert to fraction form
    836,165.88/1,153,930.38 = 454,214.52/x
  3. Step 3: Cross multiply
    836,165.88x = 1,153,930.38 × 454,214.52
  4. Step 4: Simplify right side
    836,165.88x = 524,131,933,665.12
  5. Step 5: Solve for x
    x = 524,131,933,665.12/836,165.88
  6. Step 6: Final answer
    x = 626,827.70

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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.