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Finding the Third Proportional to 8,708,455.50 and 13,730,574

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Solution

The third proportional to 8,708,455.50 and 13,730,574 is: 21,648,920.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708,455.50 : 13,730,574 = 13,730,574 : x
  2. Step 2: Convert to fraction form
    8,708,455.50/13,730,574 = 13,730,574/x
  3. Step 3: Cross multiply
    8,708,455.50x = 13,730,574 × 13,730,574
  4. Step 4: Simplify right side
    8,708,455.50x = 188,528,662,369,476
  5. Step 5: Solve for x
    x = 188,528,662,369,476/8,708,455.50
  6. Step 6: Final answer
    x = 21,648,920.68

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.