Home / 968,359.46-1,336,316.38-538,630.34

Finding the Fourth Proportional to 968,359.46, 1,336,316.38 and 538,630.34

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Solution

The fourth proportional to 968,359.46, 1,336,316.38 and 538,630.34 is: 743,298.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,359.46 : 1,336,316.38 = 538,630.34 : x
  2. Step 2: Convert to fraction form
    968,359.46/1,336,316.38 = 538,630.34/x
  3. Step 3: Cross multiply
    968,359.46x = 1,336,316.38 × 538,630.34
  4. Step 4: Simplify right side
    968,359.46x = 719,780,538,078.81
  5. Step 5: Solve for x
    x = 719,780,538,078.81/968,359.46
  6. Step 6: Final answer
    x = 743,298.92

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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.