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Finding the Fourth Proportional to 302,236.29, 417,069.60 and 166,248.29

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Solution

The fourth proportional to 302,236.29, 417,069.60 and 166,248.29 is: 229,413.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,236.29 : 417,069.60 = 166,248.29 : x
  2. Step 2: Convert to fraction form
    302,236.29/417,069.60 = 166,248.29/x
  3. Step 3: Cross multiply
    302,236.29x = 417,069.60 × 166,248.29
  4. Step 4: Simplify right side
    302,236.29x = 69,337,107,810.98
  5. Step 5: Solve for x
    x = 69,337,107,810.98/302,236.29
  6. Step 6: Final answer
    x = 229,413.58

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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.