Home / 683,272.59-943,031.54-396,958.75

Finding the Fourth Proportional to 683,272.59, 943,031.54 and 396,958.75

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Solution

The fourth proportional to 683,272.59, 943,031.54 and 396,958.75 is: 547,870.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,272.59 : 943,031.54 = 396,958.75 : x
  2. Step 2: Convert to fraction form
    683,272.59/943,031.54 = 396,958.75/x
  3. Step 3: Cross multiply
    683,272.59x = 943,031.54 × 396,958.75
  4. Step 4: Simplify right side
    683,272.59x = 374,344,621,328.98
  5. Step 5: Solve for x
    x = 374,344,621,328.98/683,272.59
  6. Step 6: Final answer
    x = 547,870.10

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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.