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Finding the Fourth Proportional to 30,404.01, 45,575.01 and 17,228.55

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Solution

The fourth proportional to 30,404.01, 45,575.01 and 17,228.55 is: 25,825.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,404.01 : 45,575.01 = 17,228.55 : x
  2. Step 2: Convert to fraction form
    30,404.01/45,575.01 = 17,228.55/x
  3. Step 3: Cross multiply
    30,404.01x = 45,575.01 × 17,228.55
  4. Step 4: Simplify right side
    30,404.01x = 785,191,338.54
  5. Step 5: Solve for x
    x = 785,191,338.54/30,404.01
  6. Step 6: Final answer
    x = 25,825.26

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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.