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Finding the Fourth Proportional to 5,752.58, 7,936.07 and 3,362.40

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Solution

The fourth proportional to 5,752.58, 7,936.07 and 3,362.40 is: 4,638.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,752.58 : 7,936.07 = 3,362.40 : x
  2. Step 2: Convert to fraction form
    5,752.58/7,936.07 = 3,362.40/x
  3. Step 3: Cross multiply
    5,752.58x = 7,936.07 × 3,362.40
  4. Step 4: Simplify right side
    5,752.58x = 26,684,224.96
  5. Step 5: Solve for x
    x = 26,684,224.96/5,752.58
  6. Step 6: Final answer
    x = 4,638.66

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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.