Home / 798,386.56-1,101,777.60-440,690.56

Finding the Fourth Proportional to 798,386.56, 1,101,777.60 and 440,690.56

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Solution

The fourth proportional to 798,386.56, 1,101,777.60 and 440,690.56 is: 608,155.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,386.56 : 1,101,777.60 = 440,690.56 : x
  2. Step 2: Convert to fraction form
    798,386.56/1,101,777.60 = 440,690.56/x
  3. Step 3: Cross multiply
    798,386.56x = 1,101,777.60 × 440,690.56
  4. Step 4: Simplify right side
    798,386.56x = 485,542,987,539.46
  5. Step 5: Solve for x
    x = 485,542,987,539.46/798,386.56
  6. Step 6: Final answer
    x = 608,155.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.