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Finding the Fourth Proportional to 245,441.52, 368,119.08 and 65,529.18

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Solution

The fourth proportional to 245,441.52, 368,119.08 and 65,529.18 is: 98,282.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,441.52 : 368,119.08 = 65,529.18 : x
  2. Step 2: Convert to fraction form
    245,441.52/368,119.08 = 65,529.18/x
  3. Step 3: Cross multiply
    245,441.52x = 368,119.08 × 65,529.18
  4. Step 4: Simplify right side
    245,441.52x = 24,122,541,454.75
  5. Step 5: Solve for x
    x = 24,122,541,454.75/245,441.52
  6. Step 6: Final answer
    x = 98,282.24

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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.