Home / 626,686.12-940,069.17-177,442.39

Finding the Fourth Proportional to 626,686.12, 940,069.17 and 177,442.39

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Solution

The fourth proportional to 626,686.12, 940,069.17 and 177,442.39 is: 266,174.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,686.12 : 940,069.17 = 177,442.39 : x
  2. Step 2: Convert to fraction form
    626,686.12/940,069.17 = 177,442.39/x
  3. Step 3: Cross multiply
    626,686.12x = 940,069.17 × 177,442.39
  4. Step 4: Simplify right side
    626,686.12x = 166,808,120,290.12
  5. Step 5: Solve for x
    x = 166,808,120,290.12/626,686.12
  6. Step 6: Final answer
    x = 266,174.91

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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.