Home / 971,142.82-1,341,023.31-609,188.85

Finding the Fourth Proportional to 971,142.82, 1,341,023.31 and 609,188.85

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Solution

The fourth proportional to 971,142.82, 1,341,023.31 and 609,188.85 is: 841,211.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,142.82 : 1,341,023.31 = 609,188.85 : x
  2. Step 2: Convert to fraction form
    971,142.82/1,341,023.31 = 609,188.85/x
  3. Step 3: Cross multiply
    971,142.82x = 1,341,023.31 × 609,188.85
  4. Step 4: Simplify right side
    971,142.82x = 816,936,448,042.09
  5. Step 5: Solve for x
    x = 816,936,448,042.09/971,142.82
  6. Step 6: Final answer
    x = 841,211.44

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1.5x scale

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.