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Finding the Fourth Proportional to 2,053.90, 2,882.75 and 2,053.90

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Solution

The fourth proportional to 2,053.90, 2,882.75 and 2,053.90 is: 2,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053.90 : 2,882.75 = 2,053.90 : x
  2. Step 2: Convert to fraction form
    2,053.90/2,882.75 = 2,053.90/x
  3. Step 3: Cross multiply
    2,053.90x = 2,882.75 × 2,053.90
  4. Step 4: Simplify right side
    2,053.90x = 5,920,880.23
  5. Step 5: Solve for x
    x = 5,920,880.23/2,053.90
  6. Step 6: Final answer
    x = 2,882.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.