Home / 917,201.08-1,265,773.86-530,003.64

Finding the Fourth Proportional to 917,201.08, 1,265,773.86 and 530,003.64

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Solution

The fourth proportional to 917,201.08, 1,265,773.86 and 530,003.64 is: 731,426.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,201.08 : 1,265,773.86 = 530,003.64 : x
  2. Step 2: Convert to fraction form
    917,201.08/1,265,773.86 = 530,003.64/x
  3. Step 3: Cross multiply
    917,201.08x = 1,265,773.86 × 530,003.64
  4. Step 4: Simplify right side
    917,201.08x = 670,864,753,216.85
  5. Step 5: Solve for x
    x = 670,864,753,216.85/917,201.08
  6. Step 6: Final answer
    x = 731,426.04

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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.