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Finding the Fourth Proportional to 254,029.50, 381,044.43 and 64,504.08

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Solution

The fourth proportional to 254,029.50, 381,044.43 and 64,504.08 is: 96,756.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,029.50 : 381,044.43 = 64,504.08 : x
  2. Step 2: Convert to fraction form
    254,029.50/381,044.43 = 64,504.08/x
  3. Step 3: Cross multiply
    254,029.50x = 381,044.43 × 64,504.08
  4. Step 4: Simplify right side
    254,029.50x = 24,578,921,822.39
  5. Step 5: Solve for x
    x = 24,578,921,822.39/254,029.50
  6. Step 6: Final answer
    x = 96,756.17

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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.