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Finding the Fourth Proportional to 270,001.80, 404,808.30 and 151,709.40

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Solution

The fourth proportional to 270,001.80, 404,808.30 and 151,709.40 is: 227,454.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,001.80 : 404,808.30 = 151,709.40 : x
  2. Step 2: Convert to fraction form
    270,001.80/404,808.30 = 151,709.40/x
  3. Step 3: Cross multiply
    270,001.80x = 404,808.30 × 151,709.40
  4. Step 4: Simplify right side
    270,001.80x = 61,413,224,308.02
  5. Step 5: Solve for x
    x = 61,413,224,308.02/270,001.80
  6. Step 6: Final answer
    x = 227,454.87

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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.