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Finding the Fourth Proportional to 1,011.12, 1,514.08 and 600.54

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Solution

The fourth proportional to 1,011.12, 1,514.08 and 600.54 is: 899.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011.12 : 1,514.08 = 600.54 : x
  2. Step 2: Convert to fraction form
    1,011.12/1,514.08 = 600.54/x
  3. Step 3: Cross multiply
    1,011.12x = 1,514.08 × 600.54
  4. Step 4: Simplify right side
    1,011.12x = 909,265.60
  5. Step 5: Solve for x
    x = 909,265.60/1,011.12
  6. Step 6: Final answer
    x = 899.27

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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.