Home / 584,447.20-876,452.10-205,221.40

Finding the Fourth Proportional to 584,447.20, 876,452.10 and 205,221.40

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Solution

The fourth proportional to 584,447.20, 876,452.10 and 205,221.40 is: 307,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,447.20 : 876,452.10 = 205,221.40 : x
  2. Step 2: Convert to fraction form
    584,447.20/876,452.10 = 205,221.40/x
  3. Step 3: Cross multiply
    584,447.20x = 876,452.10 × 205,221.40
  4. Step 4: Simplify right side
    584,447.20x = 179,866,726,994.94
  5. Step 5: Solve for x
    x = 179,866,726,994.94/584,447.20
  6. Step 6: Final answer
    x = 307,755.31

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1.5x scale

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.