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Finding the Fourth Proportional to 5,444.40, 7,502.52 and 3,868.08

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Solution

The fourth proportional to 5,444.40, 7,502.52 and 3,868.08 is: 5,330.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.40 : 7,502.52 = 3,868.08 : x
  2. Step 2: Convert to fraction form
    5,444.40/7,502.52 = 3,868.08/x
  3. Step 3: Cross multiply
    5,444.40x = 7,502.52 × 3,868.08
  4. Step 4: Simplify right side
    5,444.40x = 29,020,347.56
  5. Step 5: Solve for x
    x = 29,020,347.56/5,444.40
  6. Step 6: Final answer
    x = 5,330.31

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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.