Home / 968,185.80-1,336,113.58-538,466.11

Finding the Fourth Proportional to 968,185.80, 1,336,113.58 and 538,466.11

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Solution

The fourth proportional to 968,185.80, 1,336,113.58 and 538,466.11 is: 743,092.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,185.80 : 1,336,113.58 = 538,466.11 : x
  2. Step 2: Convert to fraction form
    968,185.80/1,336,113.58 = 538,466.11/x
  3. Step 3: Cross multiply
    968,185.80x = 1,336,113.58 × 538,466.11
  4. Step 4: Simplify right side
    968,185.80x = 719,451,881,940.77
  5. Step 5: Solve for x
    x = 719,451,881,940.77/968,185.80
  6. Step 6: Final answer
    x = 743,092.78

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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.