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Finding the Fourth Proportional to 267,528.67, 369,175.50 and 152,784.65

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Solution

The fourth proportional to 267,528.67, 369,175.50 and 152,784.65 is: 210,834.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,528.67 : 369,175.50 = 152,784.65 : x
  2. Step 2: Convert to fraction form
    267,528.67/369,175.50 = 152,784.65/x
  3. Step 3: Cross multiply
    267,528.67x = 369,175.50 × 152,784.65
  4. Step 4: Simplify right side
    267,528.67x = 56,404,350,479.01
  5. Step 5: Solve for x
    x = 56,404,350,479.01/267,528.67
  6. Step 6: Final answer
    x = 210,834.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.