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Finding the Fourth Proportional to 250,593.99, 376,077.80 and 100,835.55

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Solution

The fourth proportional to 250,593.99, 376,077.80 and 100,835.55 is: 151,328.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,593.99 : 376,077.80 = 100,835.55 : x
  2. Step 2: Convert to fraction form
    250,593.99/376,077.80 = 100,835.55/x
  3. Step 3: Cross multiply
    250,593.99x = 376,077.80 × 100,835.55
  4. Step 4: Simplify right side
    250,593.99x = 37,922,011,805.79
  5. Step 5: Solve for x
    x = 37,922,011,805.79/250,593.99
  6. Step 6: Final answer
    x = 151,328.50

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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.