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Finding the Fourth Proportional to 504,280.99, 695,889.96 and 274,833.72

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Solution

The fourth proportional to 504,280.99, 695,889.96 and 274,833.72 is: 379,260.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,280.99 : 695,889.96 = 274,833.72 : x
  2. Step 2: Convert to fraction form
    504,280.99/695,889.96 = 274,833.72/x
  3. Step 3: Cross multiply
    504,280.99x = 695,889.96 × 274,833.72
  4. Step 4: Simplify right side
    504,280.99x = 191,254,028,442.77
  5. Step 5: Solve for x
    x = 191,254,028,442.77/504,280.99
  6. Step 6: Final answer
    x = 379,260.83

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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.