Home / 818,227.96-1,128,572.94-546,158.68

Finding the Fourth Proportional to 818,227.96, 1,128,572.94 and 546,158.68

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Solution

The fourth proportional to 818,227.96, 1,128,572.94 and 546,158.68 is: 753,310.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,227.96 : 1,128,572.94 = 546,158.68 : x
  2. Step 2: Convert to fraction form
    818,227.96/1,128,572.94 = 546,158.68/x
  3. Step 3: Cross multiply
    818,227.96x = 1,128,572.94 × 546,158.68
  4. Step 4: Simplify right side
    818,227.96x = 616,379,907,194.12
  5. Step 5: Solve for x
    x = 616,379,907,194.12/818,227.96
  6. Step 6: Final answer
    x = 753,310.74

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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.