Home / 639,253.14-882,500.98-466,977.68

Finding the Fourth Proportional to 639,253.14, 882,500.98 and 466,977.68

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Solution

The fourth proportional to 639,253.14, 882,500.98 and 466,977.68 is: 644,671.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,253.14 : 882,500.98 = 466,977.68 : x
  2. Step 2: Convert to fraction form
    639,253.14/882,500.98 = 466,977.68/x
  3. Step 3: Cross multiply
    639,253.14x = 882,500.98 × 466,977.68
  4. Step 4: Simplify right side
    639,253.14x = 412,108,260,238.13
  5. Step 5: Solve for x
    x = 412,108,260,238.13/639,253.14
  6. Step 6: Final answer
    x = 644,671.47

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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.