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Finding the Fourth Proportional to 240,474.64, 360,366.90 and 135,071.77

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Solution

The fourth proportional to 240,474.64, 360,366.90 and 135,071.77 is: 202,413.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,474.64 : 360,366.90 = 135,071.77 : x
  2. Step 2: Convert to fraction form
    240,474.64/360,366.90 = 135,071.77/x
  3. Step 3: Cross multiply
    240,474.64x = 360,366.90 × 135,071.77
  4. Step 4: Simplify right side
    240,474.64x = 48,675,395,032.41
  5. Step 5: Solve for x
    x = 48,675,395,032.41/240,474.64
  6. Step 6: Final answer
    x = 202,413.84

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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.