Home / 529,572.20-730,976.82-338,586.35

Finding the Fourth Proportional to 529,572.20, 730,976.82 and 338,586.35

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Solution

The fourth proportional to 529,572.20, 730,976.82 and 338,586.35 is: 467,356.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,572.20 : 730,976.82 = 338,586.35 : x
  2. Step 2: Convert to fraction form
    529,572.20/730,976.82 = 338,586.35/x
  3. Step 3: Cross multiply
    529,572.20x = 730,976.82 × 338,586.35
  4. Step 4: Simplify right side
    529,572.20x = 247,498,773,418.41
  5. Step 5: Solve for x
    x = 247,498,773,418.41/529,572.20
  6. Step 6: Final answer
    x = 467,356.05

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1.5x scale

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.