Home / 821,556.09-1,231,260.54-594,615.84

Finding the Fourth Proportional to 821,556.09, 1,231,260.54 and 594,615.84

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Solution

The fourth proportional to 821,556.09, 1,231,260.54 and 594,615.84 is: 891,146.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,556.09 : 1,231,260.54 = 594,615.84 : x
  2. Step 2: Convert to fraction form
    821,556.09/1,231,260.54 = 594,615.84/x
  3. Step 3: Cross multiply
    821,556.09x = 1,231,260.54 × 594,615.84
  4. Step 4: Simplify right side
    821,556.09x = 732,127,020,250.95
  5. Step 5: Solve for x
    x = 732,127,020,250.95/821,556.09
  6. Step 6: Final answer
    x = 891,146.73

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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.