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Finding the Third Proportional to 692,700 and 1,036,270

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Solution

The third proportional to 692,700 and 1,036,270 is: 1,550,246.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,700 : 1,036,270 = 1,036,270 : x
  2. Step 2: Convert to fraction form
    692,700/1,036,270 = 1,036,270/x
  3. Step 3: Cross multiply
    692,700x = 1,036,270 × 1,036,270
  4. Step 4: Simplify right side
    692,700x = 1,073,855,512,900
  5. Step 5: Solve for x
    x = 1,073,855,512,900/692,700
  6. Step 6: Final answer
    x = 1,550,246.16

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.