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Finding the Third Proportional to 332,528.81 and 688,705.13

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Solution

The third proportional to 332,528.81 and 688,705.13 is: 1,426,386.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,528.81 : 688,705.13 = 688,705.13 : x
  2. Step 2: Convert to fraction form
    332,528.81/688,705.13 = 688,705.13/x
  3. Step 3: Cross multiply
    332,528.81x = 688,705.13 × 688,705.13
  4. Step 4: Simplify right side
    332,528.81x = 474,314,749,201.27
  5. Step 5: Solve for x
    x = 474,314,749,201.27/332,528.81
  6. Step 6: Final answer
    x = 1,426,386.92

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.