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Finding the Fourth Proportional to 460,980.60, 692,183.70 and 251,028.60

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Solution

The fourth proportional to 460,980.60, 692,183.70 and 251,028.60 is: 376,931.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,980.60 : 692,183.70 = 251,028.60 : x
  2. Step 2: Convert to fraction form
    460,980.60/692,183.70 = 251,028.60/x
  3. Step 3: Cross multiply
    460,980.60x = 692,183.70 × 251,028.60
  4. Step 4: Simplify right side
    460,980.60x = 173,757,905,153.82
  5. Step 5: Solve for x
    x = 173,757,905,153.82/460,980.60
  6. Step 6: Final answer
    x = 376,931.06

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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.