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Finding the Fourth Proportional to 500,489.02, 750,733.34 and 200,969.52

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Solution

The fourth proportional to 500,489.02, 750,733.34 and 200,969.52 is: 301,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,489.02 : 750,733.34 = 200,969.52 : x
  2. Step 2: Convert to fraction form
    500,489.02/750,733.34 = 200,969.52/x
  3. Step 3: Cross multiply
    500,489.02x = 750,733.34 × 200,969.52
  4. Step 4: Simplify right side
    500,489.02x = 150,874,518,987.80
  5. Step 5: Solve for x
    x = 150,874,518,987.80/500,489.02
  6. Step 6: Final answer
    x = 301,454.20

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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.