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Finding the Fourth Proportional to 250,980.66, 376,519.95 and 73,490.58

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Solution

The fourth proportional to 250,980.66, 376,519.95 and 73,490.58 is: 110,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,980.66 : 376,519.95 = 73,490.58 : x
  2. Step 2: Convert to fraction form
    250,980.66/376,519.95 = 73,490.58/x
  3. Step 3: Cross multiply
    250,980.66x = 376,519.95 × 73,490.58
  4. Step 4: Simplify right side
    250,980.66x = 27,670,669,507.07
  5. Step 5: Solve for x
    x = 27,670,669,507.07/250,980.66
  6. Step 6: Final answer
    x = 110,250.21

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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.