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Finding the Fourth Proportional to 383,850.01, 575,848.82 and 147,174.23

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Solution

The fourth proportional to 383,850.01, 575,848.82 and 147,174.23 is: 220,789.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,850.01 : 575,848.82 = 147,174.23 : x
  2. Step 2: Convert to fraction form
    383,850.01/575,848.82 = 147,174.23/x
  3. Step 3: Cross multiply
    383,850.01x = 575,848.82 × 147,174.23
  4. Step 4: Simplify right side
    383,850.01x = 84,750,106,679.91
  5. Step 5: Solve for x
    x = 84,750,106,679.91/383,850.01
  6. Step 6: Final answer
    x = 220,789.64

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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.