Home / 1,799,896.80-2,699,845.20-470,200.80

Finding the Fourth Proportional to 1,799,896.80, 2,699,845.20 and 470,200.80

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Solution

The fourth proportional to 1,799,896.80, 2,699,845.20 and 470,200.80 is: 705,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,896.80 : 2,699,845.20 = 470,200.80 : x
  2. Step 2: Convert to fraction form
    1,799,896.80/2,699,845.20 = 470,200.80/x
  3. Step 3: Cross multiply
    1,799,896.80x = 2,699,845.20 × 470,200.80
  4. Step 4: Simplify right side
    1,799,896.80x = 1,269,469,372,916.16
  5. Step 5: Solve for x
    x = 1,269,469,372,916.16/1,799,896.80
  6. Step 6: Final answer
    x = 705,301.20

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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.