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Finding the Third Proportional to 308,938,732.50 and 466,281,063.75

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Solution

The third proportional to 308,938,732.50 and 466,281,063.75 is: 703,757,760.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,938,732.50 : 466,281,063.75 = 466,281,063.75 : x
  2. Step 2: Convert to fraction form
    308,938,732.50/466,281,063.75 = 466,281,063.75/x
  3. Step 3: Cross multiply
    308,938,732.50x = 466,281,063.75 × 466,281,063.75
  4. Step 4: Simplify right side
    308,938,732.50x = 217,418,030,411,831,552
  5. Step 5: Solve for x
    x = 217,418,030,411,831,552/308,938,732.50
  6. Step 6: Final answer
    x = 703,757,760.16

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.