Home / 968,169.68-1,336,055.18-538,440.56

Finding the Fourth Proportional to 968,169.68, 1,336,055.18 and 538,440.56

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Solution

The fourth proportional to 968,169.68, 1,336,055.18 and 538,440.56 is: 743,037.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,169.68 : 1,336,055.18 = 538,440.56 : x
  2. Step 2: Convert to fraction form
    968,169.68/1,336,055.18 = 538,440.56/x
  3. Step 3: Cross multiply
    968,169.68x = 1,336,055.18 × 538,440.56
  4. Step 4: Simplify right side
    968,169.68x = 719,386,289,937.62
  5. Step 5: Solve for x
    x = 719,386,289,937.62/968,169.68
  6. Step 6: Final answer
    x = 743,037.41

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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.