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Finding the Fourth Proportional to 1,010.04, 1,514.25 and 952.80

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Solution

The fourth proportional to 1,010.04, 1,514.25 and 952.80 is: 1,428.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010.04 : 1,514.25 = 952.80 : x
  2. Step 2: Convert to fraction form
    1,010.04/1,514.25 = 952.80/x
  3. Step 3: Cross multiply
    1,010.04x = 1,514.25 × 952.80
  4. Step 4: Simplify right side
    1,010.04x = 1,442,777.40
  5. Step 5: Solve for x
    x = 1,442,777.40/1,010.04
  6. Step 6: Final answer
    x = 1,428.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.