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Finding the Fourth Proportional to 423,383.66, 584,270.00 and 229,791.35

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Solution

The fourth proportional to 423,383.66, 584,270.00 and 229,791.35 is: 317,112.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,383.66 : 584,270.00 = 229,791.35 : x
  2. Step 2: Convert to fraction form
    423,383.66/584,270.00 = 229,791.35/x
  3. Step 3: Cross multiply
    423,383.66x = 584,270.00 × 229,791.35
  4. Step 4: Simplify right side
    423,383.66x = 134,260,192,376.22
  5. Step 5: Solve for x
    x = 134,260,192,376.22/423,383.66
  6. Step 6: Final answer
    x = 317,112.37

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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.