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Finding the Third Proportional to 1,765,451.95 and 3,742,792.31

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Solution

The third proportional to 1,765,451.95 and 3,742,792.31 is: 7,934,792.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,451.95 : 3,742,792.31 = 3,742,792.31 : x
  2. Step 2: Convert to fraction form
    1,765,451.95/3,742,792.31 = 3,742,792.31/x
  3. Step 3: Cross multiply
    1,765,451.95x = 3,742,792.31 × 3,742,792.31
  4. Step 4: Simplify right side
    1,765,451.95x = 14,008,494,294,509.10
  5. Step 5: Solve for x
    x = 14,008,494,294,509.10/1,765,451.95
  6. Step 6: Final answer
    x = 7,934,792.15

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.