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Finding the Fourth Proportional to 346,234.83, 477,813.15 and 193,272.39

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Solution

The fourth proportional to 346,234.83, 477,813.15 and 193,272.39 is: 266,720.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,234.83 : 477,813.15 = 193,272.39 : x
  2. Step 2: Convert to fraction form
    346,234.83/477,813.15 = 193,272.39/x
  3. Step 3: Cross multiply
    346,234.83x = 477,813.15 × 193,272.39
  4. Step 4: Simplify right side
    346,234.83x = 92,348,089,473.93
  5. Step 5: Solve for x
    x = 92,348,089,473.93/346,234.83
  6. Step 6: Final answer
    x = 266,720.97

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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.