Home / 777,862.17-1,166,793.30-186,886.17

Finding the Fourth Proportional to 777,862.17, 1,166,793.30 and 186,886.17

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Solution

The fourth proportional to 777,862.17, 1,166,793.30 and 186,886.17 is: 280,329.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,862.17 : 1,166,793.30 = 186,886.17 : x
  2. Step 2: Convert to fraction form
    777,862.17/1,166,793.30 = 186,886.17/x
  3. Step 3: Cross multiply
    777,862.17x = 1,166,793.30 × 186,886.17
  4. Step 4: Simplify right side
    777,862.17x = 218,057,531,018.66
  5. Step 5: Solve for x
    x = 218,057,531,018.66/777,862.17
  6. Step 6: Final answer
    x = 280,329.27

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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.