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Finding the Third Proportional to 117,483,655.50 and 254,492,842.50

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Solution

The third proportional to 117,483,655.50 and 254,492,842.50 is: 551,281,849.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,483,655.50 : 254,492,842.50 = 254,492,842.50 : x
  2. Step 2: Convert to fraction form
    117,483,655.50/254,492,842.50 = 254,492,842.50/x
  3. Step 3: Cross multiply
    117,483,655.50x = 254,492,842.50 × 254,492,842.50
  4. Step 4: Simplify right side
    117,483,655.50x = 64,766,606,883,729,808
  5. Step 5: Solve for x
    x = 64,766,606,883,729,808/117,483,655.50
  6. Step 6: Final answer
    x = 551,281,849.45

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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.