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Finding the Fourth Proportional to 650,606.86, 975,948.55 and 251,249.72

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Solution

The fourth proportional to 650,606.86, 975,948.55 and 251,249.72 is: 376,889.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,606.86 : 975,948.55 = 251,249.72 : x
  2. Step 2: Convert to fraction form
    650,606.86/975,948.55 = 251,249.72/x
  3. Step 3: Cross multiply
    650,606.86x = 975,948.55 × 251,249.72
  4. Step 4: Simplify right side
    650,606.86x = 245,206,802,675.84
  5. Step 5: Solve for x
    x = 245,206,802,675.84/650,606.86
  6. Step 6: Final answer
    x = 376,889.36

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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.