Home / 511,982.22-706,530.51-282,541.62

Finding the Fourth Proportional to 511,982.22, 706,530.51 and 282,541.62

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Solution

The fourth proportional to 511,982.22, 706,530.51 and 282,541.62 is: 389,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,982.22 : 706,530.51 = 282,541.62 : x
  2. Step 2: Convert to fraction form
    511,982.22/706,530.51 = 282,541.62/x
  3. Step 3: Cross multiply
    511,982.22x = 706,530.51 × 282,541.62
  4. Step 4: Simplify right side
    511,982.22x = 199,624,274,874.83
  5. Step 5: Solve for x
    x = 199,624,274,874.83/511,982.22
  6. Step 6: Final answer
    x = 389,904.70

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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.