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Finding the Fourth Proportional to 201,248.10, 301,216.05 and 201,248.10

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Solution

The fourth proportional to 201,248.10, 301,216.05 and 201,248.10 is: 301,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,248.10 : 301,216.05 = 201,248.10 : x
  2. Step 2: Convert to fraction form
    201,248.10/301,216.05 = 201,248.10/x
  3. Step 3: Cross multiply
    201,248.10x = 301,216.05 × 201,248.10
  4. Step 4: Simplify right side
    201,248.10x = 60,619,157,752.01
  5. Step 5: Solve for x
    x = 60,619,157,752.01/201,248.10
  6. Step 6: Final answer
    x = 301,216.05

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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.