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Finding the Third Proportional to 3,543,925.50 and 5,358,172.50

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Solution

The third proportional to 3,543,925.50 and 5,358,172.50 is: 8,101,189.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,925.50 : 5,358,172.50 = 5,358,172.50 : x
  2. Step 2: Convert to fraction form
    3,543,925.50/5,358,172.50 = 5,358,172.50/x
  3. Step 3: Cross multiply
    3,543,925.50x = 5,358,172.50 × 5,358,172.50
  4. Step 4: Simplify right side
    3,543,925.50x = 28,710,012,539,756.25
  5. Step 5: Solve for x
    x = 28,710,012,539,756.25/3,543,925.50
  6. Step 6: Final answer
    x = 8,101,189.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.