Home / 439,977.50-607,176.24-238,773.50

Finding the Fourth Proportional to 439,977.50, 607,176.24 and 238,773.50

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Solution

The fourth proportional to 439,977.50, 607,176.24 and 238,773.50 is: 329,511.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,977.50 : 607,176.24 = 238,773.50 : x
  2. Step 2: Convert to fraction form
    439,977.50/607,176.24 = 238,773.50/x
  3. Step 3: Cross multiply
    439,977.50x = 607,176.24 × 238,773.50
  4. Step 4: Simplify right side
    439,977.50x = 144,977,595,941.64
  5. Step 5: Solve for x
    x = 144,977,595,941.64/439,977.50
  6. Step 6: Final answer
    x = 329,511.39

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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.