Home / 837,593.56-1,255,165.62-521,088.76

Finding the Fourth Proportional to 837,593.56, 1,255,165.62 and 521,088.76

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Solution

The fourth proportional to 837,593.56, 1,255,165.62 and 521,088.76 is: 780,871.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,593.56 : 1,255,165.62 = 521,088.76 : x
  2. Step 2: Convert to fraction form
    837,593.56/1,255,165.62 = 521,088.76/x
  3. Step 3: Cross multiply
    837,593.56x = 1,255,165.62 × 521,088.76
  4. Step 4: Simplify right side
    837,593.56x = 654,052,696,520.43
  5. Step 5: Solve for x
    x = 654,052,696,520.43/837,593.56
  6. Step 6: Final answer
    x = 780,871.21

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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.