Home / 955,977-1,319,336.10-526,344.36

Finding the Fourth Proportional to 955,977, 1,319,336.10 and 526,344.36

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Solution

The fourth proportional to 955,977, 1,319,336.10 and 526,344.36 is: 726,403.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,977 : 1,319,336.10 = 526,344.36 : x
  2. Step 2: Convert to fraction form
    955,977/1,319,336.10 = 526,344.36/x
  3. Step 3: Cross multiply
    955,977x = 1,319,336.10 × 526,344.36
  4. Step 4: Simplify right side
    955,977x = 694,425,115,179.40
  5. Step 5: Solve for x
    x = 694,425,115,179.40/955,977
  6. Step 6: Final answer
    x = 726,403.58

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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.