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Finding the Third Proportional to 979,556.63 and 2,077,636.50

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Solution

The third proportional to 979,556.63 and 2,077,636.50 is: 4,406,660.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,556.63 : 2,077,636.50 = 2,077,636.50 : x
  2. Step 2: Convert to fraction form
    979,556.63/2,077,636.50 = 2,077,636.50/x
  3. Step 3: Cross multiply
    979,556.63x = 2,077,636.50 × 2,077,636.50
  4. Step 4: Simplify right side
    979,556.63x = 4,316,573,426,132.25
  5. Step 5: Solve for x
    x = 4,316,573,426,132.25/979,556.63
  6. Step 6: Final answer
    x = 4,406,660.44

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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.