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Finding the Fourth Proportional to 423,649.50, 584,688.15 and 244,801.50

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Solution

The fourth proportional to 423,649.50, 584,688.15 and 244,801.50 is: 337,856.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,649.50 : 584,688.15 = 244,801.50 : x
  2. Step 2: Convert to fraction form
    423,649.50/584,688.15 = 244,801.50/x
  3. Step 3: Cross multiply
    423,649.50x = 584,688.15 × 244,801.50
  4. Step 4: Simplify right side
    423,649.50x = 143,132,536,152.23
  5. Step 5: Solve for x
    x = 143,132,536,152.23/423,649.50
  6. Step 6: Final answer
    x = 337,856.03

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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.