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Finding the Fourth Proportional to 2,041.40, 3,062.05 and 580.57

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Solution

The fourth proportional to 2,041.40, 3,062.05 and 580.57 is: 870.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.40 : 3,062.05 = 580.57 : x
  2. Step 2: Convert to fraction form
    2,041.40/3,062.05 = 580.57/x
  3. Step 3: Cross multiply
    2,041.40x = 3,062.05 × 580.57
  4. Step 4: Simplify right side
    2,041.40x = 1,777,728.53
  5. Step 5: Solve for x
    x = 1,777,728.53/2,041.40
  6. Step 6: Final answer
    x = 870.84

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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.