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Finding the Fourth Proportional to 3,314,720.20, 4,653,205.40 and 3,314,720.20

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Solution

The fourth proportional to 3,314,720.20, 4,653,205.40 and 3,314,720.20 is: 4,653,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314,720.20 : 4,653,205.40 = 3,314,720.20 : x
  2. Step 2: Convert to fraction form
    3,314,720.20/4,653,205.40 = 3,314,720.20/x
  3. Step 3: Cross multiply
    3,314,720.20x = 4,653,205.40 × 3,314,720.20
  4. Step 4: Simplify right side
    3,314,720.20x = 15,424,073,934,129.08
  5. Step 5: Solve for x
    x = 15,424,073,934,129.08/3,314,720.20
  6. Step 6: Final answer
    x = 4,653,205.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.