Home / 684,450.62-1,026,822.45-204,716.06

Finding the Fourth Proportional to 684,450.62, 1,026,822.45 and 204,716.06

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Solution

The fourth proportional to 684,450.62, 1,026,822.45 and 204,716.06 is: 307,117.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,450.62 : 1,026,822.45 = 204,716.06 : x
  2. Step 2: Convert to fraction form
    684,450.62/1,026,822.45 = 204,716.06/x
  3. Step 3: Cross multiply
    684,450.62x = 1,026,822.45 × 204,716.06
  4. Step 4: Simplify right side
    684,450.62x = 210,207,046,283.55
  5. Step 5: Solve for x
    x = 210,207,046,283.55/684,450.62
  6. Step 6: Final answer
    x = 307,117.91

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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.