Home / 696,077.70-1,044,116.55-486,125.70

Finding the Fourth Proportional to 696,077.70, 1,044,116.55 and 486,125.70

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Solution

The fourth proportional to 696,077.70, 1,044,116.55 and 486,125.70 is: 729,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,077.70 : 1,044,116.55 = 486,125.70 : x
  2. Step 2: Convert to fraction form
    696,077.70/1,044,116.55 = 486,125.70/x
  3. Step 3: Cross multiply
    696,077.70x = 1,044,116.55 × 486,125.70
  4. Step 4: Simplify right side
    696,077.70x = 507,571,888,750.34
  5. Step 5: Solve for x
    x = 507,571,888,750.34/696,077.70
  6. Step 6: Final answer
    x = 729,188.55

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Double scale
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Similar ratio
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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.