Home / 696,102.20-1,044,153.30-486,150.20

Finding the Fourth Proportional to 696,102.20, 1,044,153.30 and 486,150.20

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Solution

The fourth proportional to 696,102.20, 1,044,153.30 and 486,150.20 is: 729,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,102.20 : 1,044,153.30 = 486,150.20 : x
  2. Step 2: Convert to fraction form
    696,102.20/1,044,153.30 = 486,150.20/x
  3. Step 3: Cross multiply
    696,102.20x = 1,044,153.30 × 486,150.20
  4. Step 4: Simplify right side
    696,102.20x = 507,615,335,625.66
  5. Step 5: Solve for x
    x = 507,615,335,625.66/696,102.20
  6. Step 6: Final answer
    x = 729,225.30

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Double scale
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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.