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Finding the Third Proportional to 353,133 and 453,415.50

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Solution

The third proportional to 353,133 and 453,415.50 is: 582,176.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,133 : 453,415.50 = 453,415.50 : x
  2. Step 2: Convert to fraction form
    353,133/453,415.50 = 453,415.50/x
  3. Step 3: Cross multiply
    353,133x = 453,415.50 × 453,415.50
  4. Step 4: Simplify right side
    353,133x = 205,585,615,640.25
  5. Step 5: Solve for x
    x = 205,585,615,640.25/353,133
  6. Step 6: Final answer
    x = 582,176.16

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.