Home / 751,017.60-1,126,157.76-371,499.84

Finding the Fourth Proportional to 751,017.60, 1,126,157.76 and 371,499.84

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Solution

The fourth proportional to 751,017.60, 1,126,157.76 and 371,499.84 is: 557,067.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,017.60 : 1,126,157.76 = 371,499.84 : x
  2. Step 2: Convert to fraction form
    751,017.60/1,126,157.76 = 371,499.84/x
  3. Step 3: Cross multiply
    751,017.60x = 1,126,157.76 × 371,499.84
  4. Step 4: Simplify right side
    751,017.60x = 418,367,427,654.76
  5. Step 5: Solve for x
    x = 418,367,427,654.76/751,017.60
  6. Step 6: Final answer
    x = 557,067.41

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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.