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Finding the Fourth Proportional to 250,410.52, 345,412.99 and 204,536.81

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Solution

The fourth proportional to 250,410.52, 345,412.99 and 204,536.81 is: 282,135.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,410.52 : 345,412.99 = 204,536.81 : x
  2. Step 2: Convert to fraction form
    250,410.52/345,412.99 = 204,536.81/x
  3. Step 3: Cross multiply
    250,410.52x = 345,412.99 × 204,536.81
  4. Step 4: Simplify right side
    250,410.52x = 70,649,671,107.16
  5. Step 5: Solve for x
    x = 70,649,671,107.16/250,410.52
  6. Step 6: Final answer
    x = 282,135.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.