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Finding the Fourth Proportional to 1,524.02, 2,103.14 and 894.42

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Solution

The fourth proportional to 1,524.02, 2,103.14 and 894.42 is: 1,234.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.02 : 2,103.14 = 894.42 : x
  2. Step 2: Convert to fraction form
    1,524.02/2,103.14 = 894.42/x
  3. Step 3: Cross multiply
    1,524.02x = 2,103.14 × 894.42
  4. Step 4: Simplify right side
    1,524.02x = 1,881,092.71
  5. Step 5: Solve for x
    x = 1,881,092.71/1,524.02
  6. Step 6: Final answer
    x = 1,234.30

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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.