Home / 846,166.40-1,269,249.60-806,800.40

Finding the Fourth Proportional to 846,166.40, 1,269,249.60 and 806,800.40

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Solution

The fourth proportional to 846,166.40, 1,269,249.60 and 806,800.40 is: 1,210,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,166.40 : 1,269,249.60 = 806,800.40 : x
  2. Step 2: Convert to fraction form
    846,166.40/1,269,249.60 = 806,800.40/x
  3. Step 3: Cross multiply
    846,166.40x = 1,269,249.60 × 806,800.40
  4. Step 4: Simplify right side
    846,166.40x = 1,024,031,084,979.84
  5. Step 5: Solve for x
    x = 1,024,031,084,979.84/846,166.40
  6. Step 6: Final answer
    x = 1,210,200.60

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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.