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Finding the Third Proportional to 656,127 and 1,027,930.50

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Solution

The third proportional to 656,127 and 1,027,930.50 is: 1,610,421.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,127 : 1,027,930.50 = 1,027,930.50 : x
  2. Step 2: Convert to fraction form
    656,127/1,027,930.50 = 1,027,930.50/x
  3. Step 3: Cross multiply
    656,127x = 1,027,930.50 × 1,027,930.50
  4. Step 4: Simplify right side
    656,127x = 1,056,641,112,830.25
  5. Step 5: Solve for x
    x = 1,056,641,112,830.25/656,127
  6. Step 6: Final answer
    x = 1,610,421.63

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.