Home / 859,108.64-1,186,162.96-536,963.44

Finding the Fourth Proportional to 859,108.64, 1,186,162.96 and 536,963.44

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Solution

The fourth proportional to 859,108.64, 1,186,162.96 and 536,963.44 is: 741,380.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,108.64 : 1,186,162.96 = 536,963.44 : x
  2. Step 2: Convert to fraction form
    859,108.64/1,186,162.96 = 536,963.44/x
  3. Step 3: Cross multiply
    859,108.64x = 1,186,162.96 × 536,963.44
  4. Step 4: Simplify right side
    859,108.64x = 636,926,143,402.18
  5. Step 5: Solve for x
    x = 636,926,143,402.18/859,108.64
  6. Step 6: Final answer
    x = 741,380.21

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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.