Home / 896,137.92-1,236,669.66-493,729.92

Finding the Fourth Proportional to 896,137.92, 1,236,669.66 and 493,729.92

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Solution

The fourth proportional to 896,137.92, 1,236,669.66 and 493,729.92 is: 681,346.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,137.92 : 1,236,669.66 = 493,729.92 : x
  2. Step 2: Convert to fraction form
    896,137.92/1,236,669.66 = 493,729.92/x
  3. Step 3: Cross multiply
    896,137.92x = 1,236,669.66 × 493,729.92
  4. Step 4: Simplify right side
    896,137.92x = 610,580,812,298.23
  5. Step 5: Solve for x
    x = 610,580,812,298.23/896,137.92
  6. Step 6: Final answer
    x = 681,346.92

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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.