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Finding the Fourth Proportional to 374,403.60, 561,605.40 and 164,451.60

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Solution

The fourth proportional to 374,403.60, 561,605.40 and 164,451.60 is: 246,677.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,403.60 : 561,605.40 = 164,451.60 : x
  2. Step 2: Convert to fraction form
    374,403.60/561,605.40 = 164,451.60/x
  3. Step 3: Cross multiply
    374,403.60x = 561,605.40 × 164,451.60
  4. Step 4: Simplify right side
    374,403.60x = 92,356,906,598.64
  5. Step 5: Solve for x
    x = 92,356,906,598.64/374,403.60
  6. Step 6: Final answer
    x = 246,677.40

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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.