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Finding the Third Proportional to 175,334,047.50 and 381,186,802.50

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Solution

The third proportional to 175,334,047.50 and 381,186,802.50 is: 828,723,117.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,334,047.50 : 381,186,802.50 = 381,186,802.50 : x
  2. Step 2: Convert to fraction form
    175,334,047.50/381,186,802.50 = 381,186,802.50/x
  3. Step 3: Cross multiply
    175,334,047.50x = 381,186,802.50 × 381,186,802.50
  4. Step 4: Simplify right side
    175,334,047.50x = 145,303,378,400,174,016
  5. Step 5: Solve for x
    x = 145,303,378,400,174,016/175,334,047.50
  6. Step 6: Final answer
    x = 828,723,117.23

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.