Home / 666,203.43-999,686.04-281,922.01

Finding the Fourth Proportional to 666,203.43, 999,686.04 and 281,922.01

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Solution

The fourth proportional to 666,203.43, 999,686.04 and 281,922.01 is: 423,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,203.43 : 999,686.04 = 281,922.01 : x
  2. Step 2: Convert to fraction form
    666,203.43/999,686.04 = 281,922.01/x
  3. Step 3: Cross multiply
    666,203.43x = 999,686.04 × 281,922.01
  4. Step 4: Simplify right side
    666,203.43x = 281,833,497,765.74
  5. Step 5: Solve for x
    x = 281,833,497,765.74/666,203.43
  6. Step 6: Final answer
    x = 423,044.20

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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.