Home / 708,459.51-1,062,694.05-258,995.48

Finding the Fourth Proportional to 708,459.51, 1,062,694.05 and 258,995.48

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Solution

The fourth proportional to 708,459.51, 1,062,694.05 and 258,995.48 is: 388,494.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,459.51 : 1,062,694.05 = 258,995.48 : x
  2. Step 2: Convert to fraction form
    708,459.51/1,062,694.05 = 258,995.48/x
  3. Step 3: Cross multiply
    708,459.51x = 1,062,694.05 × 258,995.48
  4. Step 4: Simplify right side
    708,459.51x = 275,232,955,572.89
  5. Step 5: Solve for x
    x = 275,232,955,572.89/708,459.51
  6. Step 6: Final answer
    x = 388,494.97

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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.