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Finding the Third Proportional to 12,309,038.44 and 28,493,225.72

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Solution

The third proportional to 12,309,038.44 and 28,493,225.72 is: 65,956,728.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,038.44 : 28,493,225.72 = 28,493,225.72 : x
  2. Step 2: Convert to fraction form
    12,309,038.44/28,493,225.72 = 28,493,225.72/x
  3. Step 3: Cross multiply
    12,309,038.44x = 28,493,225.72 × 28,493,225.72
  4. Step 4: Simplify right side
    12,309,038.44x = 811,863,911,859,636.50
  5. Step 5: Solve for x
    x = 811,863,911,859,636.50/12,309,038.44
  6. Step 6: Final answer
    x = 65,956,728.95

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.