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Finding the Fourth Proportional to 1,168.56, 1,750.79 and 1,041.45

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Solution

The fourth proportional to 1,168.56, 1,750.79 and 1,041.45 is: 1,560.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168.56 : 1,750.79 = 1,041.45 : x
  2. Step 2: Convert to fraction form
    1,168.56/1,750.79 = 1,041.45/x
  3. Step 3: Cross multiply
    1,168.56x = 1,750.79 × 1,041.45
  4. Step 4: Simplify right side
    1,168.56x = 1,823,356.28
  5. Step 5: Solve for x
    x = 1,823,356.28/1,168.56
  6. Step 6: Final answer
    x = 1,560.34

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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.