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Finding the Third Proportional to 14,258,461.50 and 30,789,639

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Solution

The third proportional to 14,258,461.50 and 30,789,639 is: 66,486,967.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258,461.50 : 30,789,639 = 30,789,639 : x
  2. Step 2: Convert to fraction form
    14,258,461.50/30,789,639 = 30,789,639/x
  3. Step 3: Cross multiply
    14,258,461.50x = 30,789,639 × 30,789,639
  4. Step 4: Simplify right side
    14,258,461.50x = 948,001,869,750,321
  5. Step 5: Solve for x
    x = 948,001,869,750,321/14,258,461.50
  6. Step 6: Final answer
    x = 66,486,967.74

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.