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Finding the Fourth Proportional to 350,589.75, 483,803.60 and 197,636.91

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Solution

The fourth proportional to 350,589.75, 483,803.60 and 197,636.91 is: 272,733.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,589.75 : 483,803.60 = 197,636.91 : x
  2. Step 2: Convert to fraction form
    350,589.75/483,803.60 = 197,636.91/x
  3. Step 3: Cross multiply
    350,589.75x = 483,803.60 × 197,636.91
  4. Step 4: Simplify right side
    350,589.75x = 95,617,447,562.69
  5. Step 5: Solve for x
    x = 95,617,447,562.69/350,589.75
  6. Step 6: Final answer
    x = 272,733.15

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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.