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Finding the Fourth Proportional to 613,538.88, 846,676.88 and 341,600.80

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Solution

The fourth proportional to 613,538.88, 846,676.88 and 341,600.80 is: 471,405.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,538.88 : 846,676.88 = 341,600.80 : x
  2. Step 2: Convert to fraction form
    613,538.88/846,676.88 = 341,600.80/x
  3. Step 3: Cross multiply
    613,538.88x = 846,676.88 × 341,600.80
  4. Step 4: Simplify right side
    613,538.88x = 289,225,499,549.50
  5. Step 5: Solve for x
    x = 289,225,499,549.50/613,538.88
  6. Step 6: Final answer
    x = 471,405.33

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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.