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Finding the Fourth Proportional to 534,181.08, 737,205.42 and 307,841.16

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Solution

The fourth proportional to 534,181.08, 737,205.42 and 307,841.16 is: 424,841.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,181.08 : 737,205.42 = 307,841.16 : x
  2. Step 2: Convert to fraction form
    534,181.08/737,205.42 = 307,841.16/x
  3. Step 3: Cross multiply
    534,181.08x = 737,205.42 × 307,841.16
  4. Step 4: Simplify right side
    534,181.08x = 226,942,171,651.09
  5. Step 5: Solve for x
    x = 226,942,171,651.09/534,181.08
  6. Step 6: Final answer
    x = 424,841.28

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1.5x scale

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.