Home / 836,136.40-1,254,204.60-706,228.60

Finding the Fourth Proportional to 836,136.40, 1,254,204.60 and 706,228.60

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Solution

The fourth proportional to 836,136.40, 1,254,204.60 and 706,228.60 is: 1,059,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,136.40 : 1,254,204.60 = 706,228.60 : x
  2. Step 2: Convert to fraction form
    836,136.40/1,254,204.60 = 706,228.60/x
  3. Step 3: Cross multiply
    836,136.40x = 1,254,204.60 × 706,228.60
  4. Step 4: Simplify right side
    836,136.40x = 885,755,158,771.56
  5. Step 5: Solve for x
    x = 885,755,158,771.56/836,136.40
  6. Step 6: Final answer
    x = 1,059,342.90

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Double scale
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Similar ratio
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1.5x scale

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.