Home / 689,118.82-951,004.52-417,236.44

Finding the Fourth Proportional to 689,118.82, 951,004.52 and 417,236.44

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Solution

The fourth proportional to 689,118.82, 951,004.52 and 417,236.44 is: 575,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,118.82 : 951,004.52 = 417,236.44 : x
  2. Step 2: Convert to fraction form
    689,118.82/951,004.52 = 417,236.44/x
  3. Step 3: Cross multiply
    689,118.82x = 951,004.52 × 417,236.44
  4. Step 4: Simplify right side
    689,118.82x = 396,793,740,348.71
  5. Step 5: Solve for x
    x = 396,793,740,348.71/689,118.82
  6. Step 6: Final answer
    x = 575,798.73

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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.