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Finding the Third Proportional to 7,565,718.75 and 12,044,428.50

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Solution

The third proportional to 7,565,718.75 and 12,044,428.50 is: 19,174,418.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565,718.75 : 12,044,428.50 = 12,044,428.50 : x
  2. Step 2: Convert to fraction form
    7,565,718.75/12,044,428.50 = 12,044,428.50/x
  3. Step 3: Cross multiply
    7,565,718.75x = 12,044,428.50 × 12,044,428.50
  4. Step 4: Simplify right side
    7,565,718.75x = 145,068,257,891,612.25
  5. Step 5: Solve for x
    x = 145,068,257,891,612.25/7,565,718.75
  6. Step 6: Final answer
    x = 19,174,418.54

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.