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Finding the Fourth Proportional to 360,567.36, 540,864.54 and 107,851.14

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Solution

The fourth proportional to 360,567.36, 540,864.54 and 107,851.14 is: 161,780.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,567.36 : 540,864.54 = 107,851.14 : x
  2. Step 2: Convert to fraction form
    360,567.36/540,864.54 = 107,851.14/x
  3. Step 3: Cross multiply
    360,567.36x = 540,864.54 × 107,851.14
  4. Step 4: Simplify right side
    360,567.36x = 58,332,857,224.58
  5. Step 5: Solve for x
    x = 58,332,857,224.58/360,567.36
  6. Step 6: Final answer
    x = 161,780.75

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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.