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Finding the Third Proportional to 554,566 and 828,152

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Solution

The third proportional to 554,566 and 828,152 is: 1,236,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,566 : 828,152 = 828,152 : x
  2. Step 2: Convert to fraction form
    554,566/828,152 = 828,152/x
  3. Step 3: Cross multiply
    554,566x = 828,152 × 828,152
  4. Step 4: Simplify right side
    554,566x = 685,835,735,104
  5. Step 5: Solve for x
    x = 685,835,735,104/554,566
  6. Step 6: Final answer
    x = 1,236,707.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.