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Finding the Third Proportional to 528,037 and 756,681

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Solution

The third proportional to 528,037 and 756,681 is: 1,084,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,037 : 756,681 = 756,681 : x
  2. Step 2: Convert to fraction form
    528,037/756,681 = 756,681/x
  3. Step 3: Cross multiply
    528,037x = 756,681 × 756,681
  4. Step 4: Simplify right side
    528,037x = 572,566,135,761
  5. Step 5: Solve for x
    x = 572,566,135,761/528,037
  6. Step 6: Final answer
    x = 1,084,329.57

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.