Home / 955,379.55-1,433,147.39-272,319

Finding the Fourth Proportional to 955,379.55, 1,433,147.39 and 272,319

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Solution

The fourth proportional to 955,379.55, 1,433,147.39 and 272,319 is: 408,500.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,379.55 : 1,433,147.39 = 272,319 : x
  2. Step 2: Convert to fraction form
    955,379.55/1,433,147.39 = 272,319/x
  3. Step 3: Cross multiply
    955,379.55x = 1,433,147.39 × 272,319
  4. Step 4: Simplify right side
    955,379.55x = 390,273,264,097.41
  5. Step 5: Solve for x
    x = 390,273,264,097.41/955,379.55
  6. Step 6: Final answer
    x = 408,500.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.