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Finding the Fourth Proportional to 506,300.88, 759,566.52 and 269,518.80

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Solution

The fourth proportional to 506,300.88, 759,566.52 and 269,518.80 is: 404,339.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,300.88 : 759,566.52 = 269,518.80 : x
  2. Step 2: Convert to fraction form
    506,300.88/759,566.52 = 269,518.80/x
  3. Step 3: Cross multiply
    506,300.88x = 759,566.52 × 269,518.80
  4. Step 4: Simplify right side
    506,300.88x = 204,717,456,990.58
  5. Step 5: Solve for x
    x = 204,717,456,990.58/506,300.88
  6. Step 6: Final answer
    x = 404,339.52

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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.