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Finding the Third Proportional to 153,603.84 and 336,734.72

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Solution

The third proportional to 153,603.84 and 336,734.72 is: 738,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,603.84 : 336,734.72 = 336,734.72 : x
  2. Step 2: Convert to fraction form
    153,603.84/336,734.72 = 336,734.72/x
  3. Step 3: Cross multiply
    153,603.84x = 336,734.72 × 336,734.72
  4. Step 4: Simplify right side
    153,603.84x = 113,390,270,811.64
  5. Step 5: Solve for x
    x = 113,390,270,811.64/153,603.84
  6. Step 6: Final answer
    x = 738,199.44

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.