Home / 843,425.40-1,163,929.86-461,451

Finding the Fourth Proportional to 843,425.40, 1,163,929.86 and 461,451

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Solution

The fourth proportional to 843,425.40, 1,163,929.86 and 461,451 is: 636,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,425.40 : 1,163,929.86 = 461,451 : x
  2. Step 2: Convert to fraction form
    843,425.40/1,163,929.86 = 461,451/x
  3. Step 3: Cross multiply
    843,425.40x = 1,163,929.86 × 461,451
  4. Step 4: Simplify right side
    843,425.40x = 537,096,597,826.86
  5. Step 5: Solve for x
    x = 537,096,597,826.86/843,425.40
  6. Step 6: Final answer
    x = 636,803.92

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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.