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Finding the Third Proportional to 528,309 and 1,030,158

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Solution

The third proportional to 528,309 and 1,030,158 is: 2,008,721.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,309 : 1,030,158 = 1,030,158 : x
  2. Step 2: Convert to fraction form
    528,309/1,030,158 = 1,030,158/x
  3. Step 3: Cross multiply
    528,309x = 1,030,158 × 1,030,158
  4. Step 4: Simplify right side
    528,309x = 1,061,225,504,964
  5. Step 5: Solve for x
    x = 1,061,225,504,964/528,309
  6. Step 6: Final answer
    x = 2,008,721.23

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These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.