Home / 529,570.20-730,974.06-338,584.35

Finding the Fourth Proportional to 529,570.20, 730,974.06 and 338,584.35

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Solution

The fourth proportional to 529,570.20, 730,974.06 and 338,584.35 is: 467,353.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,570.20 : 730,974.06 = 338,584.35 : x
  2. Step 2: Convert to fraction form
    529,570.20/730,974.06 = 338,584.35/x
  3. Step 3: Cross multiply
    529,570.20x = 730,974.06 × 338,584.35
  4. Step 4: Simplify right side
    529,570.20x = 247,496,376,971.96
  5. Step 5: Solve for x
    x = 247,496,376,971.96/529,570.20
  6. Step 6: Final answer
    x = 467,353.29

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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.