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Finding the Fourth Proportional to 299,061, 446,684.92 and 270,554.40

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Solution

The fourth proportional to 299,061, 446,684.92 and 270,554.40 is: 404,106.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,061 : 446,684.92 = 270,554.40 : x
  2. Step 2: Convert to fraction form
    299,061/446,684.92 = 270,554.40/x
  3. Step 3: Cross multiply
    299,061x = 446,684.92 × 270,554.40
  4. Step 4: Simplify right side
    299,061x = 120,852,570,519.65
  5. Step 5: Solve for x
    x = 120,852,570,519.65/299,061
  6. Step 6: Final answer
    x = 404,106.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.