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Finding the Fourth Proportional to 250,350.39, 375,572.64 and 100,602.54

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Solution

The fourth proportional to 250,350.39, 375,572.64 and 100,602.54 is: 150,922.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,350.39 : 375,572.64 = 100,602.54 : x
  2. Step 2: Convert to fraction form
    250,350.39/375,572.64 = 100,602.54/x
  3. Step 3: Cross multiply
    250,350.39x = 375,572.64 × 100,602.54
  4. Step 4: Simplify right side
    250,350.39x = 37,783,561,538.51
  5. Step 5: Solve for x
    x = 37,783,561,538.51/250,350.39
  6. Step 6: Final answer
    x = 150,922.72

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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.