Home / 925,629.12-1,277,486.44-517,753.62

Finding the Fourth Proportional to 925,629.12, 1,277,486.44 and 517,753.62

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Solution

The fourth proportional to 925,629.12, 1,277,486.44 and 517,753.62 is: 714,566.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,629.12 : 1,277,486.44 = 517,753.62 : x
  2. Step 2: Convert to fraction form
    925,629.12/1,277,486.44 = 517,753.62/x
  3. Step 3: Cross multiply
    925,629.12x = 1,277,486.44 × 517,753.62
  4. Step 4: Simplify right side
    925,629.12x = 661,423,227,516.53
  5. Step 5: Solve for x
    x = 661,423,227,516.53/925,629.12
  6. Step 6: Final answer
    x = 714,566.14

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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.