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Finding the Fourth Proportional to 245,469.18, 368,200.06 and 110,437.90

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Solution

The fourth proportional to 245,469.18, 368,200.06 and 110,437.90 is: 165,655.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,469.18 : 368,200.06 = 110,437.90 : x
  2. Step 2: Convert to fraction form
    245,469.18/368,200.06 = 110,437.90/x
  3. Step 3: Cross multiply
    245,469.18x = 368,200.06 × 110,437.90
  4. Step 4: Simplify right side
    245,469.18x = 40,663,241,406.27
  5. Step 5: Solve for x
    x = 40,663,241,406.27/245,469.18
  6. Step 6: Final answer
    x = 165,655.18

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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.