Home / 866,337.36-1,195,065.63-503,721.12

Finding the Fourth Proportional to 866,337.36, 1,195,065.63 and 503,721.12

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Solution

The fourth proportional to 866,337.36, 1,195,065.63 and 503,721.12 is: 694,856.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,337.36 : 1,195,065.63 = 503,721.12 : x
  2. Step 2: Convert to fraction form
    866,337.36/1,195,065.63 = 503,721.12/x
  3. Step 3: Cross multiply
    866,337.36x = 1,195,065.63 × 503,721.12
  4. Step 4: Simplify right side
    866,337.36x = 601,979,797,617.11
  5. Step 5: Solve for x
    x = 601,979,797,617.11/866,337.36
  6. Step 6: Final answer
    x = 694,856.10

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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.