Home / 968,186.80-1,336,114.96-538,467.11

Finding the Fourth Proportional to 968,186.80, 1,336,114.96 and 538,467.11

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Solution

The fourth proportional to 968,186.80, 1,336,114.96 and 538,467.11 is: 743,094.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,186.80 : 1,336,114.96 = 538,467.11 : x
  2. Step 2: Convert to fraction form
    968,186.80/1,336,114.96 = 538,467.11/x
  3. Step 3: Cross multiply
    968,186.80x = 1,336,114.96 × 538,467.11
  4. Step 4: Simplify right side
    968,186.80x = 719,453,961,138.97
  5. Step 5: Solve for x
    x = 719,453,961,138.97/968,186.80
  6. Step 6: Final answer
    x = 743,094.16

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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.