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Finding the Third Proportional to 155,303.58 and 332,731.55

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Solution

The third proportional to 155,303.58 and 332,731.55 is: 712,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,303.58 : 332,731.55 = 332,731.55 : x
  2. Step 2: Convert to fraction form
    155,303.58/332,731.55 = 332,731.55/x
  3. Step 3: Cross multiply
    155,303.58x = 332,731.55 × 332,731.55
  4. Step 4: Simplify right side
    155,303.58x = 110,710,282,285.83
  5. Step 5: Solve for x
    x = 110,710,282,285.83/155,303.58
  6. Step 6: Final answer
    x = 712,863.69

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.