Home / 955,947.49-1,319,254.91-526,223.05

Finding the Fourth Proportional to 955,947.49, 1,319,254.91 and 526,223.05

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Solution

The fourth proportional to 955,947.49, 1,319,254.91 and 526,223.05 is: 726,213.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,947.49 : 1,319,254.91 = 526,223.05 : x
  2. Step 2: Convert to fraction form
    955,947.49/1,319,254.91 = 526,223.05/x
  3. Step 3: Cross multiply
    955,947.49x = 1,319,254.91 × 526,223.05
  4. Step 4: Simplify right side
    955,947.49x = 694,222,342,467.68
  5. Step 5: Solve for x
    x = 694,222,342,467.68/955,947.49
  6. Step 6: Final answer
    x = 726,213.89

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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.