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Finding the Fourth Proportional to 453,602.52, 625,890.78 and 262,606.68

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Solution

The fourth proportional to 453,602.52, 625,890.78 and 262,606.68 is: 362,350.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,602.52 : 625,890.78 = 262,606.68 : x
  2. Step 2: Convert to fraction form
    453,602.52/625,890.78 = 262,606.68/x
  3. Step 3: Cross multiply
    453,602.52x = 625,890.78 × 262,606.68
  4. Step 4: Simplify right side
    453,602.52x = 164,363,099,778.41
  5. Step 5: Solve for x
    x = 164,363,099,778.41/453,602.52
  6. Step 6: Final answer
    x = 362,350.50

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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.