Home / 283,845.92-391,692.60-176,413.64

Finding the Fourth Proportional to 283,845.92, 391,692.60 and 176,413.64

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Solution

The fourth proportional to 283,845.92, 391,692.60 and 176,413.64 is: 243,441.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,845.92 : 391,692.60 = 176,413.64 : x
  2. Step 2: Convert to fraction form
    283,845.92/391,692.60 = 176,413.64/x
  3. Step 3: Cross multiply
    283,845.92x = 391,692.60 × 176,413.64
  4. Step 4: Simplify right side
    283,845.92x = 69,099,917,327.06
  5. Step 5: Solve for x
    x = 69,099,917,327.06/283,845.92
  6. Step 6: Final answer
    x = 243,441.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.