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Finding the Fourth Proportional to 650,976.57, 976,416.26 and 201,700.89

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Solution

The fourth proportional to 650,976.57, 976,416.26 and 201,700.89 is: 302,536.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,976.57 : 976,416.26 = 201,700.89 : x
  2. Step 2: Convert to fraction form
    650,976.57/976,416.26 = 201,700.89/x
  3. Step 3: Cross multiply
    650,976.57x = 976,416.26 × 201,700.89
  4. Step 4: Simplify right side
    650,976.57x = 196,944,027,643.97
  5. Step 5: Solve for x
    x = 196,944,027,643.97/650,976.57
  6. Step 6: Final answer
    x = 302,536.28

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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.