Home / 496,747.60-744,611.10-243,638.80

Finding the Fourth Proportional to 496,747.60, 744,611.10 and 243,638.80

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Solution

The fourth proportional to 496,747.60, 744,611.10 and 243,638.80 is: 365,207.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,747.60 : 744,611.10 = 243,638.80 : x
  2. Step 2: Convert to fraction form
    496,747.60/744,611.10 = 243,638.80/x
  3. Step 3: Cross multiply
    496,747.60x = 744,611.10 × 243,638.80
  4. Step 4: Simplify right side
    496,747.60x = 181,416,154,870.68
  5. Step 5: Solve for x
    x = 181,416,154,870.68/496,747.60
  6. Step 6: Final answer
    x = 365,207.91

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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.