Home / 876,562.80-1,314,844.20-561,634.80

Finding the Fourth Proportional to 876,562.80, 1,314,844.20 and 561,634.80

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Solution

The fourth proportional to 876,562.80, 1,314,844.20 and 561,634.80 is: 842,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,562.80 : 1,314,844.20 = 561,634.80 : x
  2. Step 2: Convert to fraction form
    876,562.80/1,314,844.20 = 561,634.80/x
  3. Step 3: Cross multiply
    876,562.80x = 1,314,844.20 × 561,634.80
  4. Step 4: Simplify right side
    876,562.80x = 738,462,259,298.16
  5. Step 5: Solve for x
    x = 738,462,259,298.16/876,562.80
  6. Step 6: Final answer
    x = 842,452.20

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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.