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Finding the Fourth Proportional to 5,972.40, 9,003.32 and 5,570.99

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Solution

The fourth proportional to 5,972.40, 9,003.32 and 5,570.99 is: 8,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972.40 : 9,003.32 = 5,570.99 : x
  2. Step 2: Convert to fraction form
    5,972.40/9,003.32 = 5,570.99/x
  3. Step 3: Cross multiply
    5,972.40x = 9,003.32 × 5,570.99
  4. Step 4: Simplify right side
    5,972.40x = 50,157,438.11
  5. Step 5: Solve for x
    x = 50,157,438.11/5,972.40
  6. Step 6: Final answer
    x = 8,398.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.