Home / 704,073.45-1,056,154.76-271,996.98

Finding the Fourth Proportional to 704,073.45, 1,056,154.76 and 271,996.98

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Solution

The fourth proportional to 704,073.45, 1,056,154.76 and 271,996.98 is: 408,012.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,073.45 : 1,056,154.76 = 271,996.98 : x
  2. Step 2: Convert to fraction form
    704,073.45/1,056,154.76 = 271,996.98/x
  3. Step 3: Cross multiply
    704,073.45x = 1,056,154.76 × 271,996.98
  4. Step 4: Simplify right side
    704,073.45x = 287,270,903,772.64
  5. Step 5: Solve for x
    x = 287,270,903,772.64/704,073.45
  6. Step 6: Final answer
    x = 408,012.69

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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.