Home / 875,515.79-1,208,230.27-493,542.56

Finding the Fourth Proportional to 875,515.79, 1,208,230.27 and 493,542.56

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Solution

The fourth proportional to 875,515.79, 1,208,230.27 and 493,542.56 is: 681,099.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,515.79 : 1,208,230.27 = 493,542.56 : x
  2. Step 2: Convert to fraction form
    875,515.79/1,208,230.27 = 493,542.56/x
  3. Step 3: Cross multiply
    875,515.79x = 1,208,230.27 × 493,542.56
  4. Step 4: Simplify right side
    875,515.79x = 596,313,062,312.01
  5. Step 5: Solve for x
    x = 596,313,062,312.01/875,515.79
  6. Step 6: Final answer
    x = 681,099.15

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1.5x scale

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.