Home / 3,477,025.20-5,215,537.80-3,299,878.20

Finding the Fourth Proportional to 3,477,025.20, 5,215,537.80 and 3,299,878.20

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Solution

The fourth proportional to 3,477,025.20, 5,215,537.80 and 3,299,878.20 is: 4,949,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,025.20 : 5,215,537.80 = 3,299,878.20 : x
  2. Step 2: Convert to fraction form
    3,477,025.20/5,215,537.80 = 3,299,878.20/x
  3. Step 3: Cross multiply
    3,477,025.20x = 5,215,537.80 × 3,299,878.20
  4. Step 4: Simplify right side
    3,477,025.20x = 17,210,639,487,495.96
  5. Step 5: Solve for x
    x = 17,210,639,487,495.96/3,477,025.20
  6. Step 6: Final answer
    x = 4,949,817.30

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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.