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Finding the Fourth Proportional to 251,506.44, 377,259.62 and 74,013.50

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Solution

The fourth proportional to 251,506.44, 377,259.62 and 74,013.50 is: 111,020.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,506.44 : 377,259.62 = 74,013.50 : x
  2. Step 2: Convert to fraction form
    251,506.44/377,259.62 = 74,013.50/x
  3. Step 3: Cross multiply
    251,506.44x = 377,259.62 × 74,013.50
  4. Step 4: Simplify right side
    251,506.44x = 27,922,302,628.50
  5. Step 5: Solve for x
    x = 27,922,302,628.50/251,506.44
  6. Step 6: Final answer
    x = 111,020.23

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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.