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Finding the Fourth Proportional to 323,937.51, 446,428.41 and 233,135.82

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Solution

The fourth proportional to 323,937.51, 446,428.41 and 233,135.82 is: 321,291.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,937.51 : 446,428.41 = 233,135.82 : x
  2. Step 2: Convert to fraction form
    323,937.51/446,428.41 = 233,135.82/x
  3. Step 3: Cross multiply
    323,937.51x = 446,428.41 × 233,135.82
  4. Step 4: Simplify right side
    323,937.51x = 104,078,453,436.65
  5. Step 5: Solve for x
    x = 104,078,453,436.65/323,937.51
  6. Step 6: Final answer
    x = 321,291.76

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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.