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Finding the Fourth Proportional to 503,053.56, 694,199.43 and 276,699.06

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Solution

The fourth proportional to 503,053.56, 694,199.43 and 276,699.06 is: 381,836.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,053.56 : 694,199.43 = 276,699.06 : x
  2. Step 2: Convert to fraction form
    503,053.56/694,199.43 = 276,699.06/x
  3. Step 3: Cross multiply
    503,053.56x = 694,199.43 × 276,699.06
  4. Step 4: Simplify right side
    503,053.56x = 192,084,329,733.54
  5. Step 5: Solve for x
    x = 192,084,329,733.54/503,053.56
  6. Step 6: Final answer
    x = 381,836.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.