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Finding the Third Proportional to 528,823.50 and 805,628.25

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Solution

The third proportional to 528,823.50 and 805,628.25 is: 1,227,322.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,823.50 : 805,628.25 = 805,628.25 : x
  2. Step 2: Convert to fraction form
    528,823.50/805,628.25 = 805,628.25/x
  3. Step 3: Cross multiply
    528,823.50x = 805,628.25 × 805,628.25
  4. Step 4: Simplify right side
    528,823.50x = 649,036,877,198.06
  5. Step 5: Solve for x
    x = 649,036,877,198.06/528,823.50
  6. Step 6: Final answer
    x = 1,227,322.31

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.