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Finding the Third Proportional to 615,673,016.63 and 954,123,662.25

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Solution

The third proportional to 615,673,016.63 and 954,123,662.25 is: 1,478,628,977.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,673,016.63 : 954,123,662.25 = 954,123,662.25 : x
  2. Step 2: Convert to fraction form
    615,673,016.63/954,123,662.25 = 954,123,662.25/x
  3. Step 3: Cross multiply
    615,673,016.63x = 954,123,662.25 × 954,123,662.25
  4. Step 4: Simplify right side
    615,673,016.63x = 910,351,962,865,352,064
  5. Step 5: Solve for x
    x = 910,351,962,865,352,064/615,673,016.63
  6. Step 6: Final answer
    x = 1,478,628,977.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.