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Finding the Fourth Proportional to 243,062.36, 364,068.65 and 237,113.72

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Solution

The fourth proportional to 243,062.36, 364,068.65 and 237,113.72 is: 355,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,062.36 : 364,068.65 = 237,113.72 : x
  2. Step 2: Convert to fraction form
    243,062.36/364,068.65 = 237,113.72/x
  3. Step 3: Cross multiply
    243,062.36x = 364,068.65 × 237,113.72
  4. Step 4: Simplify right side
    243,062.36x = 86,325,668,930.97
  5. Step 5: Solve for x
    x = 86,325,668,930.97/243,062.36
  6. Step 6: Final answer
    x = 355,158.53

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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.