Home / 859,082.17-1,185,536.16-477,108.95

Finding the Fourth Proportional to 859,082.17, 1,185,536.16 and 477,108.95

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Solution

The fourth proportional to 859,082.17, 1,185,536.16 and 477,108.95 is: 658,411.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,082.17 : 1,185,536.16 = 477,108.95 : x
  2. Step 2: Convert to fraction form
    859,082.17/1,185,536.16 = 477,108.95/x
  3. Step 3: Cross multiply
    859,082.17x = 1,185,536.16 × 477,108.95
  4. Step 4: Simplify right side
    859,082.17x = 565,629,904,171.41
  5. Step 5: Solve for x
    x = 565,629,904,171.41/859,082.17
  6. Step 6: Final answer
    x = 658,411.88

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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.