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Finding the Fourth Proportional to 606,961.84, 909,928.68 and 251,754.16

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Solution

The fourth proportional to 606,961.84, 909,928.68 and 251,754.16 is: 377,418.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,961.84 : 909,928.68 = 251,754.16 : x
  2. Step 2: Convert to fraction form
    606,961.84/909,928.68 = 251,754.16/x
  3. Step 3: Cross multiply
    606,961.84x = 909,928.68 × 251,754.16
  4. Step 4: Simplify right side
    606,961.84x = 229,078,330,493.31
  5. Step 5: Solve for x
    x = 229,078,330,493.31/606,961.84
  6. Step 6: Final answer
    x = 377,418.01

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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.