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Finding the Fourth Proportional to 423,695.52, 584,676.48 and 232,678.08

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Solution

The fourth proportional to 423,695.52, 584,676.48 and 232,678.08 is: 321,082.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,695.52 : 584,676.48 = 232,678.08 : x
  2. Step 2: Convert to fraction form
    423,695.52/584,676.48 = 232,678.08/x
  3. Step 3: Cross multiply
    423,695.52x = 584,676.48 × 232,678.08
  4. Step 4: Simplify right side
    423,695.52x = 136,041,400,787.56
  5. Step 5: Solve for x
    x = 136,041,400,787.56/423,695.52
  6. Step 6: Final answer
    x = 321,082.93

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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.