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Finding the Fourth Proportional to 6,404.42, 9,610.95 and 2,244.47

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Solution

The fourth proportional to 6,404.42, 9,610.95 and 2,244.47 is: 3,368.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,404.42 : 9,610.95 = 2,244.47 : x
  2. Step 2: Convert to fraction form
    6,404.42/9,610.95 = 2,244.47/x
  3. Step 3: Cross multiply
    6,404.42x = 9,610.95 × 2,244.47
  4. Step 4: Simplify right side
    6,404.42x = 21,571,440.89
  5. Step 5: Solve for x
    x = 21,571,440.89/6,404.42
  6. Step 6: Final answer
    x = 3,368.21

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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.