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Finding the Fourth Proportional to 5,485.44, 7,564.08 and 5,041.56

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Solution

The fourth proportional to 5,485.44, 7,564.08 and 5,041.56 is: 6,952.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.44 : 7,564.08 = 5,041.56 : x
  2. Step 2: Convert to fraction form
    5,485.44/7,564.08 = 5,041.56/x
  3. Step 3: Cross multiply
    5,485.44x = 7,564.08 × 5,041.56
  4. Step 4: Simplify right side
    5,485.44x = 38,134,763.16
  5. Step 5: Solve for x
    x = 38,134,763.16/5,485.44
  6. Step 6: Final answer
    x = 6,952.00

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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.