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Finding the Third Proportional to 528,065 and 1,121,576

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Solution

The third proportional to 528,065 and 1,121,576 is: 2,382,155.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,065 : 1,121,576 = 1,121,576 : x
  2. Step 2: Convert to fraction form
    528,065/1,121,576 = 1,121,576/x
  3. Step 3: Cross multiply
    528,065x = 1,121,576 × 1,121,576
  4. Step 4: Simplify right side
    528,065x = 1,257,932,723,776
  5. Step 5: Solve for x
    x = 1,257,932,723,776/528,065
  6. Step 6: Final answer
    x = 2,382,155.08

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.