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Finding the Third Proportional to 4,884,235.50 and 7,180,020

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Solution

The third proportional to 4,884,235.50 and 7,180,020 is: 10,554,914.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884,235.50 : 7,180,020 = 7,180,020 : x
  2. Step 2: Convert to fraction form
    4,884,235.50/7,180,020 = 7,180,020/x
  3. Step 3: Cross multiply
    4,884,235.50x = 7,180,020 × 7,180,020
  4. Step 4: Simplify right side
    4,884,235.50x = 51,552,687,200,400
  5. Step 5: Solve for x
    x = 51,552,687,200,400/4,884,235.50
  6. Step 6: Final answer
    x = 10,554,914.32

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.