Home / 736,444.36-1,103,761.98-381,255.88

Finding the Fourth Proportional to 736,444.36, 1,103,761.98 and 381,255.88

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Solution

The fourth proportional to 736,444.36, 1,103,761.98 and 381,255.88 is: 571,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,444.36 : 1,103,761.98 = 381,255.88 : x
  2. Step 2: Convert to fraction form
    736,444.36/1,103,761.98 = 381,255.88/x
  3. Step 3: Cross multiply
    736,444.36x = 1,103,761.98 × 381,255.88
  4. Step 4: Simplify right side
    736,444.36x = 420,815,744,995.44
  5. Step 5: Solve for x
    x = 420,815,744,995.44/736,444.36
  6. Step 6: Final answer
    x = 571,415.53

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1.5x scale

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.