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Finding the Fourth Proportional to 423,000, 583,791.84 and 244,152

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Solution

The fourth proportional to 423,000, 583,791.84 and 244,152 is: 336,959.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,000 : 583,791.84 = 244,152 : x
  2. Step 2: Convert to fraction form
    423,000/583,791.84 = 244,152/x
  3. Step 3: Cross multiply
    423,000x = 583,791.84 × 244,152
  4. Step 4: Simplify right side
    423,000x = 142,533,945,319.68
  5. Step 5: Solve for x
    x = 142,533,945,319.68/423,000
  6. Step 6: Final answer
    x = 336,959.68

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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.