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Finding the Fourth Proportional to 333,362.20, 500,043.30 and 133,713.40

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Solution

The fourth proportional to 333,362.20, 500,043.30 and 133,713.40 is: 200,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,362.20 : 500,043.30 = 133,713.40 : x
  2. Step 2: Convert to fraction form
    333,362.20/500,043.30 = 133,713.40/x
  3. Step 3: Cross multiply
    333,362.20x = 500,043.30 × 133,713.40
  4. Step 4: Simplify right side
    333,362.20x = 66,862,489,790.22
  5. Step 5: Solve for x
    x = 66,862,489,790.22/333,362.20
  6. Step 6: Final answer
    x = 200,570.10

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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.