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Finding the Third Proportional to 1,651,478.63 and 2,552,365.69

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Solution

The third proportional to 1,651,478.63 and 2,552,365.69 is: 3,944,689.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,478.63 : 2,552,365.69 = 2,552,365.69 : x
  2. Step 2: Convert to fraction form
    1,651,478.63/2,552,365.69 = 2,552,365.69/x
  3. Step 3: Cross multiply
    1,651,478.63x = 2,552,365.69 × 2,552,365.69
  4. Step 4: Simplify right side
    1,651,478.63x = 6,514,570,602,727.35
  5. Step 5: Solve for x
    x = 6,514,570,602,727.35/1,651,478.63
  6. Step 6: Final answer
    x = 3,944,689.63

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.