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Finding the Fourth Proportional to 374,816.37, 517,259.04 and 205,050.48

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Solution

The fourth proportional to 374,816.37, 517,259.04 and 205,050.48 is: 282,976.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,816.37 : 517,259.04 = 205,050.48 : x
  2. Step 2: Convert to fraction form
    374,816.37/517,259.04 = 205,050.48/x
  3. Step 3: Cross multiply
    374,816.37x = 517,259.04 × 205,050.48
  4. Step 4: Simplify right side
    374,816.37x = 106,064,214,436.34
  5. Step 5: Solve for x
    x = 106,064,214,436.34/374,816.37
  6. Step 6: Final answer
    x = 282,976.47

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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.