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Finding the Third Proportional to 523,362 and 830,070

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Solution

The third proportional to 523,362 and 830,070 is: 1,316,519.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,362 : 830,070 = 830,070 : x
  2. Step 2: Convert to fraction form
    523,362/830,070 = 830,070/x
  3. Step 3: Cross multiply
    523,362x = 830,070 × 830,070
  4. Step 4: Simplify right side
    523,362x = 689,016,204,900
  5. Step 5: Solve for x
    x = 689,016,204,900/523,362
  6. Step 6: Final answer
    x = 1,316,519.36

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.