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Finding the Fourth Proportional to 482,950.60, 666,479.22 and 268,104.52

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Solution

The fourth proportional to 482,950.60, 666,479.22 and 268,104.52 is: 369,988.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,950.60 : 666,479.22 = 268,104.52 : x
  2. Step 2: Convert to fraction form
    482,950.60/666,479.22 = 268,104.52/x
  3. Step 3: Cross multiply
    482,950.60x = 666,479.22 × 268,104.52
  4. Step 4: Simplify right side
    482,950.60x = 178,686,091,368.07
  5. Step 5: Solve for x
    x = 178,686,091,368.07/482,950.60
  6. Step 6: Final answer
    x = 369,988.34

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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.