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Finding the Fourth Proportional to 201,228.35, 301,842.53 and 151,036.70

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Solution

The fourth proportional to 201,228.35, 301,842.53 and 151,036.70 is: 226,555.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,228.35 : 301,842.53 = 151,036.70 : x
  2. Step 2: Convert to fraction form
    201,228.35/301,842.53 = 151,036.70/x
  3. Step 3: Cross multiply
    201,228.35x = 301,842.53 × 151,036.70
  4. Step 4: Simplify right side
    201,228.35x = 45,589,298,895.67
  5. Step 5: Solve for x
    x = 45,589,298,895.67/201,228.35
  6. Step 6: Final answer
    x = 226,555.05

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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.