Home / 925,828.11-1,277,613.13-517,921.17

Finding the Fourth Proportional to 925,828.11, 1,277,613.13 and 517,921.17

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Solution

The fourth proportional to 925,828.11, 1,277,613.13 and 517,921.17 is: 714,714.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,828.11 : 1,277,613.13 = 517,921.17 : x
  2. Step 2: Convert to fraction form
    925,828.11/1,277,613.13 = 517,921.17/x
  3. Step 3: Cross multiply
    925,828.11x = 1,277,613.13 × 517,921.17
  4. Step 4: Simplify right side
    925,828.11x = 661,702,884,507.36
  5. Step 5: Solve for x
    x = 661,702,884,507.36/925,828.11
  6. Step 6: Final answer
    x = 714,714.62

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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.