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Finding the Third Proportional to 173,370 and 358,368

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Solution

The third proportional to 173,370 and 358,368 is: 740,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,370 : 358,368 = 358,368 : x
  2. Step 2: Convert to fraction form
    173,370/358,368 = 358,368/x
  3. Step 3: Cross multiply
    173,370x = 358,368 × 358,368
  4. Step 4: Simplify right side
    173,370x = 128,427,623,424
  5. Step 5: Solve for x
    x = 128,427,623,424/173,370
  6. Step 6: Final answer
    x = 740,771.89

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.