Home / 766,536.36-1,150,821.90-654,933.75

Finding the Fourth Proportional to 766,536.36, 1,150,821.90 and 654,933.75

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Solution

The fourth proportional to 766,536.36, 1,150,821.90 and 654,933.75 is: 983,269.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,536.36 : 1,150,821.90 = 654,933.75 : x
  2. Step 2: Convert to fraction form
    766,536.36/1,150,821.90 = 654,933.75/x
  3. Step 3: Cross multiply
    766,536.36x = 1,150,821.90 × 654,933.75
  4. Step 4: Simplify right side
    766,536.36x = 753,712,102,549.13
  5. Step 5: Solve for x
    x = 753,712,102,549.13/766,536.36
  6. Step 6: Final answer
    x = 983,269.86

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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.