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Finding the Fourth Proportional to 374,844.96, 562,204.80 and 164,426.40

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Solution

The fourth proportional to 374,844.96, 562,204.80 and 164,426.40 is: 246,612.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,844.96 : 562,204.80 = 164,426.40 : x
  2. Step 2: Convert to fraction form
    374,844.96/562,204.80 = 164,426.40/x
  3. Step 3: Cross multiply
    374,844.96x = 562,204.80 × 164,426.40
  4. Step 4: Simplify right side
    374,844.96x = 92,441,311,326.72
  5. Step 5: Solve for x
    x = 92,441,311,326.72/374,844.96
  6. Step 6: Final answer
    x = 246,612.12

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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.