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Finding the Fourth Proportional to 267,433.51, 369,003.70 and 158,489.83

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Solution

The fourth proportional to 267,433.51, 369,003.70 and 158,489.83 is: 218,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,433.51 : 369,003.70 = 158,489.83 : x
  2. Step 2: Convert to fraction form
    267,433.51/369,003.70 = 158,489.83/x
  3. Step 3: Cross multiply
    267,433.51x = 369,003.70 × 158,489.83
  4. Step 4: Simplify right side
    267,433.51x = 58,483,333,749.67
  5. Step 5: Solve for x
    x = 58,483,333,749.67/267,433.51
  6. Step 6: Final answer
    x = 218,683.64

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1.5x scale

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.