Home / 696,058.60-1,044,087.90-613,114.60

Finding the Fourth Proportional to 696,058.60, 1,044,087.90 and 613,114.60

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Solution

The fourth proportional to 696,058.60, 1,044,087.90 and 613,114.60 is: 919,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,058.60 : 1,044,087.90 = 613,114.60 : x
  2. Step 2: Convert to fraction form
    696,058.60/1,044,087.90 = 613,114.60/x
  3. Step 3: Cross multiply
    696,058.60x = 1,044,087.90 × 613,114.60
  4. Step 4: Simplify right side
    696,058.60x = 640,145,535,173.34
  5. Step 5: Solve for x
    x = 640,145,535,173.34/696,058.60
  6. Step 6: Final answer
    x = 919,671.90

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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.