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Finding the Fourth Proportional to 451,889.35, 677,196.85 and 249,576.66

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Solution

The fourth proportional to 451,889.35, 677,196.85 and 249,576.66 is: 374,013.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,889.35 : 677,196.85 = 249,576.66 : x
  2. Step 2: Convert to fraction form
    451,889.35/677,196.85 = 249,576.66/x
  3. Step 3: Cross multiply
    451,889.35x = 677,196.85 × 249,576.66
  4. Step 4: Simplify right side
    451,889.35x = 169,012,526,604.50
  5. Step 5: Solve for x
    x = 169,012,526,604.50/451,889.35
  6. Step 6: Final answer
    x = 374,013.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.