Home / 566,822.57-782,250.51-312,173.69

Finding the Fourth Proportional to 566,822.57, 782,250.51 and 312,173.69

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Solution

The fourth proportional to 566,822.57, 782,250.51 and 312,173.69 is: 430,819.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,822.57 : 782,250.51 = 312,173.69 : x
  2. Step 2: Convert to fraction form
    566,822.57/782,250.51 = 312,173.69/x
  3. Step 3: Cross multiply
    566,822.57x = 782,250.51 × 312,173.69
  4. Step 4: Simplify right side
    566,822.57x = 244,198,028,211.08
  5. Step 5: Solve for x
    x = 244,198,028,211.08/566,822.57
  6. Step 6: Final answer
    x = 430,819.17

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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.