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Finding the Third Proportional to 146,306 and 314,437

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Solution

The third proportional to 146,306 and 314,437 is: 675,779.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,306 : 314,437 = 314,437 : x
  2. Step 2: Convert to fraction form
    146,306/314,437 = 314,437/x
  3. Step 3: Cross multiply
    146,306x = 314,437 × 314,437
  4. Step 4: Simplify right side
    146,306x = 98,870,626,969
  5. Step 5: Solve for x
    x = 98,870,626,969/146,306
  6. Step 6: Final answer
    x = 675,779.71

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.