Home / 761,995.80-1,142,906.16-201,074.04

Finding the Fourth Proportional to 761,995.80, 1,142,906.16 and 201,074.04

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Solution

The fourth proportional to 761,995.80, 1,142,906.16 and 201,074.04 is: 301,587.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,995.80 : 1,142,906.16 = 201,074.04 : x
  2. Step 2: Convert to fraction form
    761,995.80/1,142,906.16 = 201,074.04/x
  3. Step 3: Cross multiply
    761,995.80x = 1,142,906.16 × 201,074.04
  4. Step 4: Simplify right side
    761,995.80x = 229,808,758,932.09
  5. Step 5: Solve for x
    x = 229,808,758,932.09/761,995.80
  6. Step 6: Final answer
    x = 301,587.96

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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.