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Finding the Fourth Proportional to 374,102.20, 561,153.30 and 224,511.40

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Solution

The fourth proportional to 374,102.20, 561,153.30 and 224,511.40 is: 336,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,102.20 : 561,153.30 = 224,511.40 : x
  2. Step 2: Convert to fraction form
    374,102.20/561,153.30 = 224,511.40/x
  3. Step 3: Cross multiply
    374,102.20x = 561,153.30 × 224,511.40
  4. Step 4: Simplify right side
    374,102.20x = 125,985,312,997.62
  5. Step 5: Solve for x
    x = 125,985,312,997.62/374,102.20
  6. Step 6: Final answer
    x = 336,767.10

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