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Finding the Fourth Proportional to 242,855.20, 364,282.76 and 65,362.60

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Solution

The fourth proportional to 242,855.20, 364,282.76 and 65,362.60 is: 98,043.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,855.20 : 364,282.76 = 65,362.60 : x
  2. Step 2: Convert to fraction form
    242,855.20/364,282.76 = 65,362.60/x
  3. Step 3: Cross multiply
    242,855.20x = 364,282.76 × 65,362.60
  4. Step 4: Simplify right side
    242,855.20x = 23,810,468,328.78
  5. Step 5: Solve for x
    x = 23,810,468,328.78/242,855.20
  6. Step 6: Final answer
    x = 98,043.89

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1.5x scale

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.