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Finding the Fourth Proportional to 374,577, 561,866.04 and 152,961

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Solution

The fourth proportional to 374,577, 561,866.04 and 152,961 is: 229,441.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,577 : 561,866.04 = 152,961 : x
  2. Step 2: Convert to fraction form
    374,577/561,866.04 = 152,961/x
  3. Step 3: Cross multiply
    374,577x = 561,866.04 × 152,961
  4. Step 4: Simplify right side
    374,577x = 85,943,591,344.44
  5. Step 5: Solve for x
    x = 85,943,591,344.44/374,577
  6. Step 6: Final answer
    x = 229,441.72

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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.