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Finding the Fourth Proportional to 222,395.50, 333,627.82 and 74,686.06

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Solution

The fourth proportional to 222,395.50, 333,627.82 and 74,686.06 is: 112,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,395.50 : 333,627.82 = 74,686.06 : x
  2. Step 2: Convert to fraction form
    222,395.50/333,627.82 = 74,686.06/x
  3. Step 3: Cross multiply
    222,395.50x = 333,627.82 × 74,686.06
  4. Step 4: Simplify right side
    222,395.50x = 24,917,347,382.19
  5. Step 5: Solve for x
    x = 24,917,347,382.19/222,395.50
  6. Step 6: Final answer
    x = 112,040.70

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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.