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Finding the Fourth Proportional to 423,668.88, 584,664.48 and 232,677.36

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Solution

The fourth proportional to 423,668.88, 584,664.48 and 232,677.36 is: 321,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,668.88 : 584,664.48 = 232,677.36 : x
  2. Step 2: Convert to fraction form
    423,668.88/584,664.48 = 232,677.36/x
  3. Step 3: Cross multiply
    423,668.88x = 584,664.48 × 232,677.36
  4. Step 4: Simplify right side
    423,668.88x = 136,038,187,692.17
  5. Step 5: Solve for x
    x = 136,038,187,692.17/423,668.88
  6. Step 6: Final answer
    x = 321,095.54

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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.