Home / 968,194.28-1,336,155.44-538,465.19

Finding the Fourth Proportional to 968,194.28, 1,336,155.44 and 538,465.19

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Solution

The fourth proportional to 968,194.28, 1,336,155.44 and 538,465.19 is: 743,108.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,194.28 : 1,336,155.44 = 538,465.19 : x
  2. Step 2: Convert to fraction form
    968,194.28/1,336,155.44 = 538,465.19/x
  3. Step 3: Cross multiply
    968,194.28x = 1,336,155.44 × 538,465.19
  4. Step 4: Simplify right side
    968,194.28x = 719,473,183,496.03
  5. Step 5: Solve for x
    x = 719,473,183,496.03/968,194.28
  6. Step 6: Final answer
    x = 743,108.28

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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.