Home / 971,142.69-1,341,023.14-609,188.73

Finding the Fourth Proportional to 971,142.69, 1,341,023.14 and 609,188.73

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Solution

The fourth proportional to 971,142.69, 1,341,023.14 and 609,188.73 is: 841,211.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,142.69 : 1,341,023.14 = 609,188.73 : x
  2. Step 2: Convert to fraction form
    971,142.69/1,341,023.14 = 609,188.73/x
  3. Step 3: Cross multiply
    971,142.69x = 1,341,023.14 × 609,188.73
  4. Step 4: Simplify right side
    971,142.69x = 816,936,183,557.21
  5. Step 5: Solve for x
    x = 816,936,183,557.21/971,142.69
  6. Step 6: Final answer
    x = 841,211.28

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Double scale
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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.