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Finding the Third Proportional to 21,044,048.50 and 49,168,420

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Solution

The third proportional to 21,044,048.50 and 49,168,420 is: 114,879,678.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044,048.50 : 49,168,420 = 49,168,420 : x
  2. Step 2: Convert to fraction form
    21,044,048.50/49,168,420 = 49,168,420/x
  3. Step 3: Cross multiply
    21,044,048.50x = 49,168,420 × 49,168,420
  4. Step 4: Simplify right side
    21,044,048.50x = 2,417,533,525,296,400
  5. Step 5: Solve for x
    x = 2,417,533,525,296,400/21,044,048.50
  6. Step 6: Final answer
    x = 114,879,678.47

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.