Home / 821,598.27-1,133,611.29-477,229.59

Finding the Fourth Proportional to 821,598.27, 1,133,611.29 and 477,229.59

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Solution

The fourth proportional to 821,598.27, 1,133,611.29 and 477,229.59 is: 658,463.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,598.27 : 1,133,611.29 = 477,229.59 : x
  2. Step 2: Convert to fraction form
    821,598.27/1,133,611.29 = 477,229.59/x
  3. Step 3: Cross multiply
    821,598.27x = 1,133,611.29 × 477,229.59
  4. Step 4: Simplify right side
    821,598.27x = 540,992,851,146.07
  5. Step 5: Solve for x
    x = 540,992,851,146.07/821,598.27
  6. Step 6: Final answer
    x = 658,463.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.