Home / 908,111.41-1,253,147.43-500,204.46

Finding the Fourth Proportional to 908,111.41, 1,253,147.43 and 500,204.46

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Solution

The fourth proportional to 908,111.41, 1,253,147.43 and 500,204.46 is: 690,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,111.41 : 1,253,147.43 = 500,204.46 : x
  2. Step 2: Convert to fraction form
    908,111.41/1,253,147.43 = 500,204.46/x
  3. Step 3: Cross multiply
    908,111.41x = 1,253,147.43 × 500,204.46
  4. Step 4: Simplify right side
    908,111.41x = 626,829,933,523.54
  5. Step 5: Solve for x
    x = 626,829,933,523.54/908,111.41
  6. Step 6: Final answer
    x = 690,256.64

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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.