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Finding the Third Proportional to 28,518,658.50 and 61,583,487

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Solution

The third proportional to 28,518,658.50 and 61,583,487 is: 132,984,020.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,518,658.50 : 61,583,487 = 61,583,487 : x
  2. Step 2: Convert to fraction form
    28,518,658.50/61,583,487 = 61,583,487/x
  3. Step 3: Cross multiply
    28,518,658.50x = 61,583,487 × 61,583,487
  4. Step 4: Simplify right side
    28,518,658.50x = 3,792,525,871,079,169
  5. Step 5: Solve for x
    x = 3,792,525,871,079,169/28,518,658.50
  6. Step 6: Final answer
    x = 132,984,020.66

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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.