Home / 591,191.40-815,844.92-336,542.25

Finding the Fourth Proportional to 591,191.40, 815,844.92 and 336,542.25

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Solution

The fourth proportional to 591,191.40, 815,844.92 and 336,542.25 is: 464,428.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,191.40 : 815,844.92 = 336,542.25 : x
  2. Step 2: Convert to fraction form
    591,191.40/815,844.92 = 336,542.25/x
  3. Step 3: Cross multiply
    591,191.40x = 815,844.92 × 336,542.25
  4. Step 4: Simplify right side
    591,191.40x = 274,566,283,345.16
  5. Step 5: Solve for x
    x = 274,566,283,345.16/591,191.40
  6. Step 6: Final answer
    x = 464,428.75

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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.