Home / 341,187.12-511,095.29-169,892.78

Finding the Fourth Proportional to 341,187.12, 511,095.29 and 169,892.78

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Solution

The fourth proportional to 341,187.12, 511,095.29 and 169,892.78 is: 254,497.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,187.12 : 511,095.29 = 169,892.78 : x
  2. Step 2: Convert to fraction form
    341,187.12/511,095.29 = 169,892.78/x
  3. Step 3: Cross multiply
    341,187.12x = 511,095.29 × 169,892.78
  4. Step 4: Simplify right side
    341,187.12x = 86,831,396,258.07
  5. Step 5: Solve for x
    x = 86,831,396,258.07/341,187.12
  6. Step 6: Final answer
    x = 254,497.87

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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.