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Finding the Fourth Proportional to 243,063.86, 364,070.90 and 237,115.22

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Solution

The fourth proportional to 243,063.86, 364,070.90 and 237,115.22 is: 355,160.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,063.86 : 364,070.90 = 237,115.22 : x
  2. Step 2: Convert to fraction form
    243,063.86/364,070.90 = 237,115.22/x
  3. Step 3: Cross multiply
    243,063.86x = 364,070.90 × 237,115.22
  4. Step 4: Simplify right side
    243,063.86x = 86,326,750,321.53
  5. Step 5: Solve for x
    x = 86,326,750,321.53/243,063.86
  6. Step 6: Final answer
    x = 355,160.79

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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.