Home / 718,329.06-1,078,160.22-363,594.42

Finding the Fourth Proportional to 718,329.06, 1,078,160.22 and 363,594.42

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Solution

The fourth proportional to 718,329.06, 1,078,160.22 and 363,594.42 is: 545,729.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,329.06 : 1,078,160.22 = 363,594.42 : x
  2. Step 2: Convert to fraction form
    718,329.06/1,078,160.22 = 363,594.42/x
  3. Step 3: Cross multiply
    718,329.06x = 1,078,160.22 × 363,594.42
  4. Step 4: Simplify right side
    718,329.06x = 392,013,039,857.97
  5. Step 5: Solve for x
    x = 392,013,039,857.97/718,329.06
  6. Step 6: Final answer
    x = 545,729.06

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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.