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Finding the Third Proportional to 1,956,038.63 and 4,201,309.69

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Solution

The third proportional to 1,956,038.63 and 4,201,309.69 is: 9,023,852.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,038.63 : 4,201,309.69 = 4,201,309.69 : x
  2. Step 2: Convert to fraction form
    1,956,038.63/4,201,309.69 = 4,201,309.69/x
  3. Step 3: Cross multiply
    1,956,038.63x = 4,201,309.69 × 4,201,309.69
  4. Step 4: Simplify right side
    1,956,038.63x = 17,651,003,090,281.35
  5. Step 5: Solve for x
    x = 17,651,003,090,281.35/1,956,038.63
  6. Step 6: Final answer
    x = 9,023,852.02

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.