Home / 769,611.60-1,154,543.76-237,132.72

Finding the Fourth Proportional to 769,611.60, 1,154,543.76 and 237,132.72

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Solution

The fourth proportional to 769,611.60, 1,154,543.76 and 237,132.72 is: 355,738.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,611.60 : 1,154,543.76 = 237,132.72 : x
  2. Step 2: Convert to fraction form
    769,611.60/1,154,543.76 = 237,132.72/x
  3. Step 3: Cross multiply
    769,611.60x = 1,154,543.76 × 237,132.72
  4. Step 4: Simplify right side
    769,611.60x = 273,780,102,167.83
  5. Step 5: Solve for x
    x = 273,780,102,167.83/769,611.60
  6. Step 6: Final answer
    x = 355,738.01

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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.