Home / 511,659.18-706,094.82-282,226.28

Finding the Fourth Proportional to 511,659.18, 706,094.82 and 282,226.28

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Solution

The fourth proportional to 511,659.18, 706,094.82 and 282,226.28 is: 389,475.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,659.18 : 706,094.82 = 282,226.28 : x
  2. Step 2: Convert to fraction form
    511,659.18/706,094.82 = 282,226.28/x
  3. Step 3: Cross multiply
    511,659.18x = 706,094.82 × 282,226.28
  4. Step 4: Simplify right side
    511,659.18x = 199,278,510,845.40
  5. Step 5: Solve for x
    x = 199,278,510,845.40/511,659.18
  6. Step 6: Final answer
    x = 389,475.10

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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.