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Finding the Fourth Proportional to 322,215.10, 483,322.65 and 202,464.70

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Solution

The fourth proportional to 322,215.10, 483,322.65 and 202,464.70 is: 303,697.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,215.10 : 483,322.65 = 202,464.70 : x
  2. Step 2: Convert to fraction form
    322,215.10/483,322.65 = 202,464.70/x
  3. Step 3: Cross multiply
    322,215.10x = 483,322.65 × 202,464.70
  4. Step 4: Simplify right side
    322,215.10x = 97,855,775,335.46
  5. Step 5: Solve for x
    x = 97,855,775,335.46/322,215.10
  6. Step 6: Final answer
    x = 303,697.05

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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.