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Finding the Fourth Proportional to 672,185.61, 927,605.16 and 366,265.62

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Solution

The fourth proportional to 672,185.61, 927,605.16 and 366,265.62 is: 505,440.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,185.61 : 927,605.16 = 366,265.62 : x
  2. Step 2: Convert to fraction form
    672,185.61/927,605.16 = 366,265.62/x
  3. Step 3: Cross multiply
    672,185.61x = 927,605.16 × 366,265.62
  4. Step 4: Simplify right side
    672,185.61x = 339,749,879,042.60
  5. Step 5: Solve for x
    x = 339,749,879,042.60/672,185.61
  6. Step 6: Final answer
    x = 505,440.57

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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.