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Finding the Third Proportional to 1,975,355.44 and 4,309,670.81

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Solution

The third proportional to 1,975,355.44 and 4,309,670.81 is: 9,402,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,355.44 : 4,309,670.81 = 4,309,670.81 : x
  2. Step 2: Convert to fraction form
    1,975,355.44/4,309,670.81 = 4,309,670.81/x
  3. Step 3: Cross multiply
    1,975,355.44x = 4,309,670.81 × 4,309,670.81
  4. Step 4: Simplify right side
    1,975,355.44x = 18,573,262,512,114.41
  5. Step 5: Solve for x
    x = 18,573,262,512,114.41/1,975,355.44
  6. Step 6: Final answer
    x = 9,402,491.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.