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Finding the Fourth Proportional to 423,751.50, 584,829.05 and 244,903.50

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Solution

The fourth proportional to 423,751.50, 584,829.05 and 244,903.50 is: 337,996.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,751.50 : 584,829.05 = 244,903.50 : x
  2. Step 2: Convert to fraction form
    423,751.50/584,829.05 = 244,903.50/x
  3. Step 3: Cross multiply
    423,751.50x = 584,829.05 × 244,903.50
  4. Step 4: Simplify right side
    423,751.50x = 143,226,680,022.16
  5. Step 5: Solve for x
    x = 143,226,680,022.16/423,751.50
  6. Step 6: Final answer
    x = 337,996.87

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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.