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Finding the Fourth Proportional to 374,688.84, 562,217.78 and 174,980.24

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Solution

The fourth proportional to 374,688.84, 562,217.78 and 174,980.24 is: 262,556.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,688.84 : 562,217.78 = 174,980.24 : x
  2. Step 2: Convert to fraction form
    374,688.84/562,217.78 = 174,980.24/x
  3. Step 3: Cross multiply
    374,688.84x = 562,217.78 × 174,980.24
  4. Step 4: Simplify right side
    374,688.84x = 98,377,002,076.67
  5. Step 5: Solve for x
    x = 98,377,002,076.67/374,688.84
  6. Step 6: Final answer
    x = 262,556.53

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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.