Home / 298,961.13-412,333.02-191,541.18

Finding the Fourth Proportional to 298,961.13, 412,333.02 and 191,541.18

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Solution

The fourth proportional to 298,961.13, 412,333.02 and 191,541.18 is: 264,177.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,961.13 : 412,333.02 = 191,541.18 : x
  2. Step 2: Convert to fraction form
    298,961.13/412,333.02 = 191,541.18/x
  3. Step 3: Cross multiply
    298,961.13x = 412,333.02 × 191,541.18
  4. Step 4: Simplify right side
    298,961.13x = 78,978,753,203.76
  5. Step 5: Solve for x
    x = 78,978,753,203.76/298,961.13
  6. Step 6: Final answer
    x = 264,177.33

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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.