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Finding the Fourth Proportional to 262,429.80, 393,644.70 and 244,804.20

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Solution

The fourth proportional to 262,429.80, 393,644.70 and 244,804.20 is: 367,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,429.80 : 393,644.70 = 244,804.20 : x
  2. Step 2: Convert to fraction form
    262,429.80/393,644.70 = 244,804.20/x
  3. Step 3: Cross multiply
    262,429.80x = 393,644.70 × 244,804.20
  4. Step 4: Simplify right side
    262,429.80x = 96,365,875,867.74
  5. Step 5: Solve for x
    x = 96,365,875,867.74/262,429.80
  6. Step 6: Final answer
    x = 367,206.30

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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.