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Finding the Fourth Proportional to 507,836.76, 700,481.44 and 326,262.32

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Solution

The fourth proportional to 507,836.76, 700,481.44 and 326,262.32 is: 450,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,836.76 : 700,481.44 = 326,262.32 : x
  2. Step 2: Convert to fraction form
    507,836.76/700,481.44 = 326,262.32/x
  3. Step 3: Cross multiply
    507,836.76x = 700,481.44 × 326,262.32
  4. Step 4: Simplify right side
    507,836.76x = 228,540,699,731.34
  5. Step 5: Solve for x
    x = 228,540,699,731.34/507,836.76
  6. Step 6: Final answer
    x = 450,027.88

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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.