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Finding the Third Proportional to 154,953 and 239,263.88

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Solution

The third proportional to 154,953 and 239,263.88 is: 369,448.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,953 : 239,263.88 = 239,263.88 : x
  2. Step 2: Convert to fraction form
    154,953/239,263.88 = 239,263.88/x
  3. Step 3: Cross multiply
    154,953x = 239,263.88 × 239,263.88
  4. Step 4: Simplify right side
    154,953x = 57,247,201,880.02
  5. Step 5: Solve for x
    x = 57,247,201,880.02/154,953
  6. Step 6: Final answer
    x = 369,448.81

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.