Home / 676,695.81-1,015,090.42-196,927.58

Finding the Fourth Proportional to 676,695.81, 1,015,090.42 and 196,927.58

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Solution

The fourth proportional to 676,695.81, 1,015,090.42 and 196,927.58 is: 295,404.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,695.81 : 1,015,090.42 = 196,927.58 : x
  2. Step 2: Convert to fraction form
    676,695.81/1,015,090.42 = 196,927.58/x
  3. Step 3: Cross multiply
    676,695.81x = 1,015,090.42 × 196,927.58
  4. Step 4: Simplify right side
    676,695.81x = 199,899,303,456.98
  5. Step 5: Solve for x
    x = 199,899,303,456.98/676,695.81
  6. Step 6: Final answer
    x = 295,404.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.