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Finding the Fourth Proportional to 270,064.10, 404,845.68 and 92,528.93

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Solution

The fourth proportional to 270,064.10, 404,845.68 and 92,528.93 is: 138,707.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,064.10 : 404,845.68 = 92,528.93 : x
  2. Step 2: Convert to fraction form
    270,064.10/404,845.68 = 92,528.93/x
  3. Step 3: Cross multiply
    270,064.10x = 404,845.68 × 92,528.93
  4. Step 4: Simplify right side
    270,064.10x = 37,459,937,585.52
  5. Step 5: Solve for x
    x = 37,459,937,585.52/270,064.10
  6. Step 6: Final answer
    x = 138,707.58

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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.