Home / 536,453.78-739,998.23-334,899.86

Finding the Fourth Proportional to 536,453.78, 739,998.23 and 334,899.86

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Solution

The fourth proportional to 536,453.78, 739,998.23 and 334,899.86 is: 461,969.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,453.78 : 739,998.23 = 334,899.86 : x
  2. Step 2: Convert to fraction form
    536,453.78/739,998.23 = 334,899.86/x
  3. Step 3: Cross multiply
    536,453.78x = 739,998.23 × 334,899.86
  4. Step 4: Simplify right side
    536,453.78x = 247,825,298,252.76
  5. Step 5: Solve for x
    x = 247,825,298,252.76/536,453.78
  6. Step 6: Final answer
    x = 461,969.53

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1.5x scale

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.