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Finding the Fourth Proportional to 333,325.20, 500,090.20 and 263,232.40

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Solution

The fourth proportional to 333,325.20, 500,090.20 and 263,232.40 is: 394,929.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,325.20 : 500,090.20 = 263,232.40 : x
  2. Step 2: Convert to fraction form
    333,325.20/500,090.20 = 263,232.40/x
  3. Step 3: Cross multiply
    333,325.20x = 500,090.20 × 263,232.40
  4. Step 4: Simplify right side
    333,325.20x = 131,639,943,562.48
  5. Step 5: Solve for x
    x = 131,639,943,562.48/333,325.20
  6. Step 6: Final answer
    x = 394,929.47

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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.