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Finding the Fourth Proportional to 423,660.06, 584,655.49 and 232,673.45

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Solution

The fourth proportional to 423,660.06, 584,655.49 and 232,673.45 is: 321,091.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,660.06 : 584,655.49 = 232,673.45 : x
  2. Step 2: Convert to fraction form
    423,660.06/584,655.49 = 232,673.45/x
  3. Step 3: Cross multiply
    423,660.06x = 584,655.49 × 232,673.45
  4. Step 4: Simplify right side
    423,660.06x = 136,033,810,408.21
  5. Step 5: Solve for x
    x = 136,033,810,408.21/423,660.06
  6. Step 6: Final answer
    x = 321,091.89

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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.