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Finding the Fourth Proportional to 374,587.44, 561,796.88 and 108,288.64

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Solution

The fourth proportional to 374,587.44, 561,796.88 and 108,288.64 is: 162,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,587.44 : 561,796.88 = 108,288.64 : x
  2. Step 2: Convert to fraction form
    374,587.44/561,796.88 = 108,288.64/x
  3. Step 3: Cross multiply
    374,587.44x = 561,796.88 × 108,288.64
  4. Step 4: Simplify right side
    374,587.44x = 60,836,220,091.44
  5. Step 5: Solve for x
    x = 60,836,220,091.44/374,587.44
  6. Step 6: Final answer
    x = 162,408.60

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1.5x scale

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.