Home / 1,066,010.20-1,599,015.30-434,579.80

Finding the Fourth Proportional to 1,066,010.20, 1,599,015.30 and 434,579.80

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Solution

The fourth proportional to 1,066,010.20, 1,599,015.30 and 434,579.80 is: 651,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,010.20 : 1,599,015.30 = 434,579.80 : x
  2. Step 2: Convert to fraction form
    1,066,010.20/1,599,015.30 = 434,579.80/x
  3. Step 3: Cross multiply
    1,066,010.20x = 1,599,015.30 × 434,579.80
  4. Step 4: Simplify right side
    1,066,010.20x = 694,899,749,270.94
  5. Step 5: Solve for x
    x = 694,899,749,270.94/1,066,010.20
  6. Step 6: Final answer
    x = 651,869.70

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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.