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Finding the Fourth Proportional to 438,566.37, 605,221.41 and 237,362.37

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Solution

The fourth proportional to 438,566.37, 605,221.41 and 237,362.37 is: 327,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,566.37 : 605,221.41 = 237,362.37 : x
  2. Step 2: Convert to fraction form
    438,566.37/605,221.41 = 237,362.37/x
  3. Step 3: Cross multiply
    438,566.37x = 605,221.41 × 237,362.37
  4. Step 4: Simplify right side
    438,566.37x = 143,656,788,252.34
  5. Step 5: Solve for x
    x = 143,656,788,252.34/438,566.37
  6. Step 6: Final answer
    x = 327,559.97

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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.