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Finding the Fourth Proportional to 483,427.68, 725,066.64 and 246,945.12

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Solution

The fourth proportional to 483,427.68, 725,066.64 and 246,945.12 is: 370,379.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,427.68 : 725,066.64 = 246,945.12 : x
  2. Step 2: Convert to fraction form
    483,427.68/725,066.64 = 246,945.12/x
  3. Step 3: Cross multiply
    483,427.68x = 725,066.64 × 246,945.12
  4. Step 4: Simplify right side
    483,427.68x = 179,051,668,422.80
  5. Step 5: Solve for x
    x = 179,051,668,422.80/483,427.68
  6. Step 6: Final answer
    x = 370,379.43

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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.