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Finding the Third Proportional to 623,429.79 and 1,343,030.63

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Solution

The third proportional to 623,429.79 and 1,343,030.63 is: 2,893,238.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,429.79 : 1,343,030.63 = 1,343,030.63 : x
  2. Step 2: Convert to fraction form
    623,429.79/1,343,030.63 = 1,343,030.63/x
  3. Step 3: Cross multiply
    623,429.79x = 1,343,030.63 × 1,343,030.63
  4. Step 4: Simplify right side
    623,429.79x = 1,803,731,259,687.89
  5. Step 5: Solve for x
    x = 1,803,731,259,687.89/623,429.79
  6. Step 6: Final answer
    x = 2,893,238.81

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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.