Home / 374,743.32-517,153.98-204,977.45

Finding the Fourth Proportional to 374,743.32, 517,153.98 and 204,977.45

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Solution

The fourth proportional to 374,743.32, 517,153.98 and 204,977.45 is: 282,873.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,743.32 : 517,153.98 = 204,977.45 : x
  2. Step 2: Convert to fraction form
    374,743.32/517,153.98 = 204,977.45/x
  3. Step 3: Cross multiply
    374,743.32x = 517,153.98 × 204,977.45
  4. Step 4: Simplify right side
    374,743.32x = 106,004,904,077.75
  5. Step 5: Solve for x
    x = 106,004,904,077.75/374,743.32
  6. Step 6: Final answer
    x = 282,873.37

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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.