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Finding the Third Proportional to 340,245.56 and 742,818.94

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Solution

The third proportional to 340,245.56 and 742,818.94 is: 1,621,711.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,245.56 : 742,818.94 = 742,818.94 : x
  2. Step 2: Convert to fraction form
    340,245.56/742,818.94 = 742,818.94/x
  3. Step 3: Cross multiply
    340,245.56x = 742,818.94 × 742,818.94
  4. Step 4: Simplify right side
    340,245.56x = 551,779,973,908.63
  5. Step 5: Solve for x
    x = 551,779,973,908.63/340,245.56
  6. Step 6: Final answer
    x = 1,621,711.01

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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.