Home / 851,997.96-1,175,761.17-470,024.64

Finding the Fourth Proportional to 851,997.96, 1,175,761.17 and 470,024.64

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Solution

The fourth proportional to 851,997.96, 1,175,761.17 and 470,024.64 is: 648,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,997.96 : 1,175,761.17 = 470,024.64 : x
  2. Step 2: Convert to fraction form
    851,997.96/1,175,761.17 = 470,024.64/x
  3. Step 3: Cross multiply
    851,997.96x = 1,175,761.17 × 470,024.64
  4. Step 4: Simplify right side
    851,997.96x = 552,636,720,655.23
  5. Step 5: Solve for x
    x = 552,636,720,655.23/851,997.96
  6. Step 6: Final answer
    x = 648,636.20

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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.