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Finding the Fourth Proportional to 368,098.65, 552,160.25 and 101,836.86

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Solution

The fourth proportional to 368,098.65, 552,160.25 and 101,836.86 is: 152,758.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,098.65 : 552,160.25 = 101,836.86 : x
  2. Step 2: Convert to fraction form
    368,098.65/552,160.25 = 101,836.86/x
  3. Step 3: Cross multiply
    368,098.65x = 552,160.25 × 101,836.86
  4. Step 4: Simplify right side
    368,098.65x = 56,230,265,567.63
  5. Step 5: Solve for x
    x = 56,230,265,567.63/368,098.65
  6. Step 6: Final answer
    x = 152,758.68

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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.