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Finding the Fourth Proportional to 296,486, 444,360.36 and 130,106.48

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Solution

The fourth proportional to 296,486, 444,360.36 and 130,106.48 is: 194,997.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,486 : 444,360.36 = 130,106.48 : x
  2. Step 2: Convert to fraction form
    296,486/444,360.36 = 130,106.48/x
  3. Step 3: Cross multiply
    296,486x = 444,360.36 × 130,106.48
  4. Step 4: Simplify right side
    296,486x = 57,814,162,291.13
  5. Step 5: Solve for x
    x = 57,814,162,291.13/296,486
  6. Step 6: Final answer
    x = 194,997.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.