Home / 750,704.76-1,126,232.10-245,289.06

Finding the Fourth Proportional to 750,704.76, 1,126,232.10 and 245,289.06

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Solution

The fourth proportional to 750,704.76, 1,126,232.10 and 245,289.06 is: 367,990.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,704.76 : 1,126,232.10 = 245,289.06 : x
  2. Step 2: Convert to fraction form
    750,704.76/1,126,232.10 = 245,289.06/x
  3. Step 3: Cross multiply
    750,704.76x = 1,126,232.10 × 245,289.06
  4. Step 4: Simplify right side
    750,704.76x = 276,252,413,150.83
  5. Step 5: Solve for x
    x = 276,252,413,150.83/750,704.76
  6. Step 6: Final answer
    x = 367,990.76

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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.