Home / 461,977.78-637,529.28-250,009.78

Finding the Fourth Proportional to 461,977.78, 637,529.28 and 250,009.78

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Solution

The fourth proportional to 461,977.78, 637,529.28 and 250,009.78 is: 345,013.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,977.78 : 637,529.28 = 250,009.78 : x
  2. Step 2: Convert to fraction form
    461,977.78/637,529.28 = 250,009.78/x
  3. Step 3: Cross multiply
    461,977.78x = 637,529.28 × 250,009.78
  4. Step 4: Simplify right side
    461,977.78x = 159,388,555,036.36
  5. Step 5: Solve for x
    x = 159,388,555,036.36/461,977.78
  6. Step 6: Final answer
    x = 345,013.47

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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.