Home / 651,489.98-977,221.06-178,175.34

Finding the Fourth Proportional to 651,489.98, 977,221.06 and 178,175.34

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Solution

The fourth proportional to 651,489.98, 977,221.06 and 178,175.34 is: 267,259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,489.98 : 977,221.06 = 178,175.34 : x
  2. Step 2: Convert to fraction form
    651,489.98/977,221.06 = 178,175.34/x
  3. Step 3: Cross multiply
    651,489.98x = 977,221.06 × 178,175.34
  4. Step 4: Simplify right side
    651,489.98x = 174,116,694,620.66
  5. Step 5: Solve for x
    x = 174,116,694,620.66/651,489.98
  6. Step 6: Final answer
    x = 267,259.21

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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.