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Finding the Fourth Proportional to 262,214.40, 393,321.60 and 241,939.20

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Solution

The fourth proportional to 262,214.40, 393,321.60 and 241,939.20 is: 362,908.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,214.40 : 393,321.60 = 241,939.20 : x
  2. Step 2: Convert to fraction form
    262,214.40/393,321.60 = 241,939.20/x
  3. Step 3: Cross multiply
    262,214.40x = 393,321.60 × 241,939.20
  4. Step 4: Simplify right side
    262,214.40x = 95,159,913,246.72
  5. Step 5: Solve for x
    x = 95,159,913,246.72/262,214.40
  6. Step 6: Final answer
    x = 362,908.80

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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.