Home / 626,611.53-939,966.96-177,335.21

Finding the Fourth Proportional to 626,611.53, 939,966.96 and 177,335.21

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Solution

The fourth proportional to 626,611.53, 939,966.96 and 177,335.21 is: 266,016.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,611.53 : 939,966.96 = 177,335.21 : x
  2. Step 2: Convert to fraction form
    626,611.53/939,966.96 = 177,335.21/x
  3. Step 3: Cross multiply
    626,611.53x = 939,966.96 × 177,335.21
  4. Step 4: Simplify right side
    626,611.53x = 166,689,238,244.66
  5. Step 5: Solve for x
    x = 166,689,238,244.66/626,611.53
  6. Step 6: Final answer
    x = 266,016.87

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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.