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Finding the Fourth Proportional to 350,540.40, 483,673.56 and 207,304.56

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Solution

The fourth proportional to 350,540.40, 483,673.56 and 207,304.56 is: 286,037.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,540.40 : 483,673.56 = 207,304.56 : x
  2. Step 2: Convert to fraction form
    350,540.40/483,673.56 = 207,304.56/x
  3. Step 3: Cross multiply
    350,540.40x = 483,673.56 × 207,304.56
  4. Step 4: Simplify right side
    350,540.40x = 100,267,734,539.43
  5. Step 5: Solve for x
    x = 100,267,734,539.43/350,540.40
  6. Step 6: Final answer
    x = 286,037.60

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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.