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Finding the Fourth Proportional to 303,558.60, 454,949.10 and 233,088.60

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Solution

The fourth proportional to 303,558.60, 454,949.10 and 233,088.60 is: 349,334.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,558.60 : 454,949.10 = 233,088.60 : x
  2. Step 2: Convert to fraction form
    303,558.60/454,949.10 = 233,088.60/x
  3. Step 3: Cross multiply
    303,558.60x = 454,949.10 × 233,088.60
  4. Step 4: Simplify right side
    303,558.60x = 106,043,448,790.26
  5. Step 5: Solve for x
    x = 106,043,448,790.26/303,558.60
  6. Step 6: Final answer
    x = 349,334.36

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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.