Home / 949,887.24-1,425,146.15-310,211.85

Finding the Fourth Proportional to 949,887.24, 1,425,146.15 and 310,211.85

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Solution

The fourth proportional to 949,887.24, 1,425,146.15 and 310,211.85 is: 465,420.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,887.24 : 1,425,146.15 = 310,211.85 : x
  2. Step 2: Convert to fraction form
    949,887.24/1,425,146.15 = 310,211.85/x
  3. Step 3: Cross multiply
    949,887.24x = 1,425,146.15 × 310,211.85
  4. Step 4: Simplify right side
    949,887.24x = 442,097,222,160.82
  5. Step 5: Solve for x
    x = 442,097,222,160.82/949,887.24
  6. Step 6: Final answer
    x = 465,420.74

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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.