Home / 540,634.29-746,045.19-298,902.75

Finding the Fourth Proportional to 540,634.29, 746,045.19 and 298,902.75

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Solution

The fourth proportional to 540,634.29, 746,045.19 and 298,902.75 is: 412,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,634.29 : 746,045.19 = 298,902.75 : x
  2. Step 2: Convert to fraction form
    540,634.29/746,045.19 = 298,902.75/x
  3. Step 3: Cross multiply
    540,634.29x = 746,045.19 × 298,902.75
  4. Step 4: Simplify right side
    540,634.29x = 222,994,958,915.27
  5. Step 5: Solve for x
    x = 222,994,958,915.27/540,634.29
  6. Step 6: Final answer
    x = 412,469.14

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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.