Home / 476,887.10-658,102.32-272,937.20

Finding the Fourth Proportional to 476,887.10, 658,102.32 and 272,937.20

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Solution

The fourth proportional to 476,887.10, 658,102.32 and 272,937.20 is: 376,652.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,887.10 : 658,102.32 = 272,937.20 : x
  2. Step 2: Convert to fraction form
    476,887.10/658,102.32 = 272,937.20/x
  3. Step 3: Cross multiply
    476,887.10x = 658,102.32 × 272,937.20
  4. Step 4: Simplify right side
    476,887.10x = 179,620,601,243.79
  5. Step 5: Solve for x
    x = 179,620,601,243.79/476,887.10
  6. Step 6: Final answer
    x = 376,652.26

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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.