Home / 670,682.80-1,006,024.20-172,046.80

Finding the Fourth Proportional to 670,682.80, 1,006,024.20 and 172,046.80

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Solution

The fourth proportional to 670,682.80, 1,006,024.20 and 172,046.80 is: 258,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,682.80 : 1,006,024.20 = 172,046.80 : x
  2. Step 2: Convert to fraction form
    670,682.80/1,006,024.20 = 172,046.80/x
  3. Step 3: Cross multiply
    670,682.80x = 1,006,024.20 × 172,046.80
  4. Step 4: Simplify right side
    670,682.80x = 173,083,244,332.56
  5. Step 5: Solve for x
    x = 173,083,244,332.56/670,682.80
  6. Step 6: Final answer
    x = 258,070.20

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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.