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Finding the Fourth Proportional to 374,746.92, 517,162.92 and 204,980.88

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Solution

The fourth proportional to 374,746.92, 517,162.92 and 204,980.88 is: 282,880.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,746.92 : 517,162.92 = 204,980.88 : x
  2. Step 2: Convert to fraction form
    374,746.92/517,162.92 = 204,980.88/x
  3. Step 3: Cross multiply
    374,746.92x = 517,162.92 × 204,980.88
  4. Step 4: Simplify right side
    374,746.92x = 106,008,510,444.97
  5. Step 5: Solve for x
    x = 106,008,510,444.97/374,746.92
  6. Step 6: Final answer
    x = 282,880.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.