Home / 747,544.45-1,031,544.80-416,375.03

Finding the Fourth Proportional to 747,544.45, 1,031,544.80 and 416,375.03

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Solution

The fourth proportional to 747,544.45, 1,031,544.80 and 416,375.03 is: 574,560.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,544.45 : 1,031,544.80 = 416,375.03 : x
  2. Step 2: Convert to fraction form
    747,544.45/1,031,544.80 = 416,375.03/x
  3. Step 3: Cross multiply
    747,544.45x = 1,031,544.80 × 416,375.03
  4. Step 4: Simplify right side
    747,544.45x = 429,509,494,520.04
  5. Step 5: Solve for x
    x = 429,509,494,520.04/747,544.45
  6. Step 6: Final answer
    x = 574,560.48

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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.