Home / 755,808.40-1,133,712.60-223,346.80

Finding the Fourth Proportional to 755,808.40, 1,133,712.60 and 223,346.80

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Solution

The fourth proportional to 755,808.40, 1,133,712.60 and 223,346.80 is: 335,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,808.40 : 1,133,712.60 = 223,346.80 : x
  2. Step 2: Convert to fraction form
    755,808.40/1,133,712.60 = 223,346.80/x
  3. Step 3: Cross multiply
    755,808.40x = 1,133,712.60 × 223,346.80
  4. Step 4: Simplify right side
    755,808.40x = 253,211,081,329.68
  5. Step 5: Solve for x
    x = 253,211,081,329.68/755,808.40
  6. Step 6: Final answer
    x = 335,020.20

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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.