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Finding the Fourth Proportional to 437,998, 604,437.24 and 236,794

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Solution

The fourth proportional to 437,998, 604,437.24 and 236,794 is: 326,775.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,998 : 604,437.24 = 236,794 : x
  2. Step 2: Convert to fraction form
    437,998/604,437.24 = 236,794/x
  3. Step 3: Cross multiply
    437,998x = 604,437.24 × 236,794
  4. Step 4: Simplify right side
    437,998x = 143,127,111,808.56
  5. Step 5: Solve for x
    x = 143,127,111,808.56/437,998
  6. Step 6: Final answer
    x = 326,775.72

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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.