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Finding the Third Proportional to 692,370 and 1,047,775.50

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Solution

The third proportional to 692,370 and 1,047,775.50 is: 1,585,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,370 : 1,047,775.50 = 1,047,775.50 : x
  2. Step 2: Convert to fraction form
    692,370/1,047,775.50 = 1,047,775.50/x
  3. Step 3: Cross multiply
    692,370x = 1,047,775.50 × 1,047,775.50
  4. Step 4: Simplify right side
    692,370x = 1,097,833,498,400.25
  5. Step 5: Solve for x
    x = 1,097,833,498,400.25/692,370
  6. Step 6: Final answer
    x = 1,585,616.79

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.