Home / 461,860.31-637,311.02-257,922.56

Finding the Fourth Proportional to 461,860.31, 637,311.02 and 257,922.56

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Solution

The fourth proportional to 461,860.31, 637,311.02 and 257,922.56 is: 355,901.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,860.31 : 637,311.02 = 257,922.56 : x
  2. Step 2: Convert to fraction form
    461,860.31/637,311.02 = 257,922.56/x
  3. Step 3: Cross multiply
    461,860.31x = 637,311.02 × 257,922.56
  4. Step 4: Simplify right side
    461,860.31x = 164,376,885,318.44
  5. Step 5: Solve for x
    x = 164,376,885,318.44/461,860.31
  6. Step 6: Final answer
    x = 355,901.74

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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.