Home / 706,427.30-1,059,636.09-233,150.78

Finding the Fourth Proportional to 706,427.30, 1,059,636.09 and 233,150.78

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Solution

The fourth proportional to 706,427.30, 1,059,636.09 and 233,150.78 is: 349,724.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,427.30 : 1,059,636.09 = 233,150.78 : x
  2. Step 2: Convert to fraction form
    706,427.30/1,059,636.09 = 233,150.78/x
  3. Step 3: Cross multiply
    706,427.30x = 1,059,636.09 × 233,150.78
  4. Step 4: Simplify right side
    706,427.30x = 247,054,980,899.65
  5. Step 5: Solve for x
    x = 247,054,980,899.65/706,427.30
  6. Step 6: Final answer
    x = 349,724.57

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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.