Home / 294,025.14-405,615.60-198,565.02

Finding the Fourth Proportional to 294,025.14, 405,615.60 and 198,565.02

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Solution

The fourth proportional to 294,025.14, 405,615.60 and 198,565.02 is: 273,925.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,025.14 : 405,615.60 = 198,565.02 : x
  2. Step 2: Convert to fraction form
    294,025.14/405,615.60 = 198,565.02/x
  3. Step 3: Cross multiply
    294,025.14x = 405,615.60 × 198,565.02
  4. Step 4: Simplify right side
    294,025.14x = 80,541,069,726.31
  5. Step 5: Solve for x
    x = 80,541,069,726.31/294,025.14
  6. Step 6: Final answer
    x = 273,925.79

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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.