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Finding the Third Proportional to 38,991,172.50 and 84,484,146

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Solution

The third proportional to 38,991,172.50 and 84,484,146 is: 183,056,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,991,172.50 : 84,484,146 = 84,484,146 : x
  2. Step 2: Convert to fraction form
    38,991,172.50/84,484,146 = 84,484,146/x
  3. Step 3: Cross multiply
    38,991,172.50x = 84,484,146 × 84,484,146
  4. Step 4: Simplify right side
    38,991,172.50x = 7,137,570,925,349,316
  5. Step 5: Solve for x
    x = 7,137,570,925,349,316/38,991,172.50
  6. Step 6: Final answer
    x = 183,056,073.15

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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.