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Finding the Third Proportional to 248,894,111.50 and 358,516,223

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Solution

The third proportional to 248,894,111.50 and 358,516,223 is: 516,419,940.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,894,111.50 : 358,516,223 = 358,516,223 : x
  2. Step 2: Convert to fraction form
    248,894,111.50/358,516,223 = 358,516,223/x
  3. Step 3: Cross multiply
    248,894,111.50x = 358,516,223 × 358,516,223
  4. Step 4: Simplify right side
    248,894,111.50x = 128,533,882,154,185,728
  5. Step 5: Solve for x
    x = 128,533,882,154,185,728/248,894,111.50
  6. Step 6: Final answer
    x = 516,419,940.11

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.