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Finding the Fourth Proportional to 245,530.44, 368,188.32 and 123,876.16

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Solution

The fourth proportional to 245,530.44, 368,188.32 and 123,876.16 is: 185,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,530.44 : 368,188.32 = 123,876.16 : x
  2. Step 2: Convert to fraction form
    245,530.44/368,188.32 = 123,876.16/x
  3. Step 3: Cross multiply
    245,530.44x = 368,188.32 × 123,876.16
  4. Step 4: Simplify right side
    245,530.44x = 45,609,755,238.45
  5. Step 5: Solve for x
    x = 45,609,755,238.45/245,530.44
  6. Step 6: Final answer
    x = 185,760.08

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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.