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Finding the Fourth Proportional to 461,931.60, 693,204.60 and 262,251.60

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Solution

The fourth proportional to 461,931.60, 693,204.60 and 262,251.60 is: 393,551.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,931.60 : 693,204.60 = 262,251.60 : x
  2. Step 2: Convert to fraction form
    461,931.60/693,204.60 = 262,251.60/x
  3. Step 3: Cross multiply
    461,931.60x = 693,204.60 × 262,251.60
  4. Step 4: Simplify right side
    461,931.60x = 181,794,015,477.36
  5. Step 5: Solve for x
    x = 181,794,015,477.36/461,931.60
  6. Step 6: Final answer
    x = 393,551.81

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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.