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Finding the Fourth Proportional to 362,810.70, 544,302.45 and 152,340.30

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Solution

The fourth proportional to 362,810.70, 544,302.45 and 152,340.30 is: 228,546.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,810.70 : 544,302.45 = 152,340.30 : x
  2. Step 2: Convert to fraction form
    362,810.70/544,302.45 = 152,340.30/x
  3. Step 3: Cross multiply
    362,810.70x = 544,302.45 × 152,340.30
  4. Step 4: Simplify right side
    362,810.70x = 82,919,198,523.74
  5. Step 5: Solve for x
    x = 82,919,198,523.74/362,810.70
  6. Step 6: Final answer
    x = 228,546.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.