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Finding the Fourth Proportional to 438,233.78, 604,762.62 and 237,029.78

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Solution

The fourth proportional to 438,233.78, 604,762.62 and 237,029.78 is: 327,101.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,233.78 : 604,762.62 = 237,029.78 : x
  2. Step 2: Convert to fraction form
    438,233.78/604,762.62 = 237,029.78/x
  3. Step 3: Cross multiply
    438,233.78x = 604,762.62 × 237,029.78
  4. Step 4: Simplify right side
    438,233.78x = 143,346,750,770.82
  5. Step 5: Solve for x
    x = 143,346,750,770.82/438,233.78
  6. Step 6: Final answer
    x = 327,101.10

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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.