Home / 708,936.72-1,063,563.30-259,648.08

Finding the Fourth Proportional to 708,936.72, 1,063,563.30 and 259,648.08

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Solution

The fourth proportional to 708,936.72, 1,063,563.30 and 259,648.08 is: 389,530.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,936.72 : 1,063,563.30 = 259,648.08 : x
  2. Step 2: Convert to fraction form
    708,936.72/1,063,563.30 = 259,648.08/x
  3. Step 3: Cross multiply
    708,936.72x = 1,063,563.30 × 259,648.08
  4. Step 4: Simplify right side
    708,936.72x = 276,152,168,803.46
  5. Step 5: Solve for x
    x = 276,152,168,803.46/708,936.72
  6. Step 6: Final answer
    x = 389,530.07

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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.