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Finding the Fourth Proportional to 294,291.86, 441,700.22 and 136,609.16

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Solution

The fourth proportional to 294,291.86, 441,700.22 and 136,609.16 is: 205,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,291.86 : 441,700.22 = 136,609.16 : x
  2. Step 2: Convert to fraction form
    294,291.86/441,700.22 = 136,609.16/x
  3. Step 3: Cross multiply
    294,291.86x = 441,700.22 × 136,609.16
  4. Step 4: Simplify right side
    294,291.86x = 60,340,294,159.04
  5. Step 5: Solve for x
    x = 60,340,294,159.04/294,291.86
  6. Step 6: Final answer
    x = 205,035.56

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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.