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Finding the Fourth Proportional to 262,004.60, 393,006.90 and 95,857.40

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Solution

The fourth proportional to 262,004.60, 393,006.90 and 95,857.40 is: 143,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,004.60 : 393,006.90 = 95,857.40 : x
  2. Step 2: Convert to fraction form
    262,004.60/393,006.90 = 95,857.40/x
  3. Step 3: Cross multiply
    262,004.60x = 393,006.90 × 95,857.40
  4. Step 4: Simplify right side
    262,004.60x = 37,672,619,616.06
  5. Step 5: Solve for x
    x = 37,672,619,616.06/262,004.60
  6. Step 6: Final answer
    x = 143,786.10

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1.5x scale

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.