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Finding the Fourth Proportional to 361,758.36, 499,473.94 and 225,999.16

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Solution

The fourth proportional to 361,758.36, 499,473.94 and 225,999.16 is: 312,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,758.36 : 499,473.94 = 225,999.16 : x
  2. Step 2: Convert to fraction form
    361,758.36/499,473.94 = 225,999.16/x
  3. Step 3: Cross multiply
    361,758.36x = 499,473.94 × 225,999.16
  4. Step 4: Simplify right side
    361,758.36x = 112,880,690,881.89
  5. Step 5: Solve for x
    x = 112,880,690,881.89/361,758.36
  6. Step 6: Final answer
    x = 312,033.40

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1.5x scale

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.