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Finding the Fourth Proportional to 344,927.15, 475,866.54 and 254,500.16

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Solution

The fourth proportional to 344,927.15, 475,866.54 and 254,500.16 is: 351,112.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,927.15 : 475,866.54 = 254,500.16 : x
  2. Step 2: Convert to fraction form
    344,927.15/475,866.54 = 254,500.16/x
  3. Step 3: Cross multiply
    344,927.15x = 475,866.54 × 254,500.16
  4. Step 4: Simplify right side
    344,927.15x = 121,108,108,189.31
  5. Step 5: Solve for x
    x = 121,108,108,189.31/344,927.15
  6. Step 6: Final answer
    x = 351,112.14

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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.