Home / 761,213.79-1,141,463.12-441,456.53

Finding the Fourth Proportional to 761,213.79, 1,141,463.12 and 441,456.53

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Solution

The fourth proportional to 761,213.79, 1,141,463.12 and 441,456.53 is: 661,977.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,213.79 : 1,141,463.12 = 441,456.53 : x
  2. Step 2: Convert to fraction form
    761,213.79/1,141,463.12 = 441,456.53/x
  3. Step 3: Cross multiply
    761,213.79x = 1,141,463.12 × 441,456.53
  4. Step 4: Simplify right side
    761,213.79x = 503,906,340,163.58
  5. Step 5: Solve for x
    x = 503,906,340,163.58/761,213.79
  6. Step 6: Final answer
    x = 661,977.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.