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Finding the Fourth Proportional to 245,202.77, 365,658.37 and 242,960.64

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Solution

The fourth proportional to 245,202.77, 365,658.37 and 242,960.64 is: 362,314.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,202.77 : 365,658.37 = 242,960.64 : x
  2. Step 2: Convert to fraction form
    245,202.77/365,658.37 = 242,960.64/x
  3. Step 3: Cross multiply
    245,202.77x = 365,658.37 × 242,960.64
  4. Step 4: Simplify right side
    245,202.77x = 88,840,589,617.94
  5. Step 5: Solve for x
    x = 88,840,589,617.94/245,202.77
  6. Step 6: Final answer
    x = 362,314.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.