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Finding the Fourth Proportional to 374,803.89, 562,205.82 and 108,564.48

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Solution

The fourth proportional to 374,803.89, 562,205.82 and 108,564.48 is: 162,846.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,803.89 : 562,205.82 = 108,564.48 : x
  2. Step 2: Convert to fraction form
    374,803.89/562,205.82 = 108,564.48/x
  3. Step 3: Cross multiply
    374,803.89x = 562,205.82 × 108,564.48
  4. Step 4: Simplify right side
    374,803.89x = 61,035,582,501.27
  5. Step 5: Solve for x
    x = 61,035,582,501.27/374,803.89
  6. Step 6: Final answer
    x = 162,846.72

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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.