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Finding the Fourth Proportional to 494,500.30, 741,750.45 and 461,322.70

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Solution

The fourth proportional to 494,500.30, 741,750.45 and 461,322.70 is: 691,984.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,500.30 : 741,750.45 = 461,322.70 : x
  2. Step 2: Convert to fraction form
    494,500.30/741,750.45 = 461,322.70/x
  3. Step 3: Cross multiply
    494,500.30x = 741,750.45 × 461,322.70
  4. Step 4: Simplify right side
    494,500.30x = 342,186,320,320.22
  5. Step 5: Solve for x
    x = 342,186,320,320.22/494,500.30
  6. Step 6: Final answer
    x = 691,984.05

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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.