Home / 375,592.02-518,321.07-205,822.50

Finding the Fourth Proportional to 375,592.02, 518,321.07 and 205,822.50

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Solution

The fourth proportional to 375,592.02, 518,321.07 and 205,822.50 is: 284,037.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,592.02 : 518,321.07 = 205,822.50 : x
  2. Step 2: Convert to fraction form
    375,592.02/518,321.07 = 205,822.50/x
  3. Step 3: Cross multiply
    375,592.02x = 518,321.07 × 205,822.50
  4. Step 4: Simplify right side
    375,592.02x = 106,682,138,430.08
  5. Step 5: Solve for x
    x = 106,682,138,430.08/375,592.02
  6. Step 6: Final answer
    x = 284,037.29

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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.