Home / 647,963.48-971,834.44-174,538.12

Finding the Fourth Proportional to 647,963.48, 971,834.44 and 174,538.12

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Solution

The fourth proportional to 647,963.48, 971,834.44 and 174,538.12 is: 261,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,963.48 : 971,834.44 = 174,538.12 : x
  2. Step 2: Convert to fraction form
    647,963.48/971,834.44 = 174,538.12/x
  3. Step 3: Cross multiply
    647,963.48x = 971,834.44 × 174,538.12
  4. Step 4: Simplify right side
    647,963.48x = 169,622,156,108.85
  5. Step 5: Solve for x
    x = 169,622,156,108.85/647,963.48
  6. Step 6: Final answer
    x = 261,777.34

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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.