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Finding the Fourth Proportional to 423,817.67, 584,876.67 and 232,838.30

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Solution

The fourth proportional to 423,817.67, 584,876.67 and 232,838.30 is: 321,321.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,817.67 : 584,876.67 = 232,838.30 : x
  2. Step 2: Convert to fraction form
    423,817.67/584,876.67 = 232,838.30/x
  3. Step 3: Cross multiply
    423,817.67x = 584,876.67 × 232,838.30
  4. Step 4: Simplify right side
    423,817.67x = 136,181,689,552.46
  5. Step 5: Solve for x
    x = 136,181,689,552.46/423,817.67
  6. Step 6: Final answer
    x = 321,321.41

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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.