Home / 621,777.28-932,567.10-222,343.60

Finding the Fourth Proportional to 621,777.28, 932,567.10 and 222,343.60

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Solution

The fourth proportional to 621,777.28, 932,567.10 and 222,343.60 is: 333,480.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,777.28 : 932,567.10 = 222,343.60 : x
  2. Step 2: Convert to fraction form
    621,777.28/932,567.10 = 222,343.60/x
  3. Step 3: Cross multiply
    621,777.28x = 932,567.10 × 222,343.60
  4. Step 4: Simplify right side
    621,777.28x = 207,350,326,255.56
  5. Step 5: Solve for x
    x = 207,350,326,255.56/621,777.28
  6. Step 6: Final answer
    x = 333,480.06

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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.