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Finding the Fourth Proportional to 374,808.66, 562,212.96 and 108,569.26

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Solution

The fourth proportional to 374,808.66, 562,212.96 and 108,569.26 is: 162,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,808.66 : 562,212.96 = 108,569.26 : x
  2. Step 2: Convert to fraction form
    374,808.66/562,212.96 = 108,569.26/x
  3. Step 3: Cross multiply
    374,808.66x = 562,212.96 × 108,569.26
  4. Step 4: Simplify right side
    374,808.66x = 61,039,045,029.61
  5. Step 5: Solve for x
    x = 61,039,045,029.61/374,808.66
  6. Step 6: Final answer
    x = 162,853.88

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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.