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Finding the Fourth Proportional to 395,935.70, 593,903.55 and 96,413.90

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Solution

The fourth proportional to 395,935.70, 593,903.55 and 96,413.90 is: 144,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,935.70 : 593,903.55 = 96,413.90 : x
  2. Step 2: Convert to fraction form
    395,935.70/593,903.55 = 96,413.90/x
  3. Step 3: Cross multiply
    395,935.70x = 593,903.55 × 96,413.90
  4. Step 4: Simplify right side
    395,935.70x = 57,260,557,479.35
  5. Step 5: Solve for x
    x = 57,260,557,479.35/395,935.70
  6. Step 6: Final answer
    x = 144,620.85

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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.