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Finding the Fourth Proportional to 611,682.58, 917,524.50 and 232,514.20

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Solution

The fourth proportional to 611,682.58, 917,524.50 and 232,514.20 is: 348,771.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,682.58 : 917,524.50 = 232,514.20 : x
  2. Step 2: Convert to fraction form
    611,682.58/917,524.50 = 232,514.20/x
  3. Step 3: Cross multiply
    611,682.58x = 917,524.50 × 232,514.20
  4. Step 4: Simplify right side
    611,682.58x = 213,337,475,097.90
  5. Step 5: Solve for x
    x = 213,337,475,097.90/611,682.58
  6. Step 6: Final answer
    x = 348,771.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.