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Finding the Third Proportional to 528,043 and 717,450

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Solution

The third proportional to 528,043 and 717,450 is: 974,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,043 : 717,450 = 717,450 : x
  2. Step 2: Convert to fraction form
    528,043/717,450 = 717,450/x
  3. Step 3: Cross multiply
    528,043x = 717,450 × 717,450
  4. Step 4: Simplify right side
    528,043x = 514,734,502,500
  5. Step 5: Solve for x
    x = 514,734,502,500/528,043
  6. Step 6: Final answer
    x = 974,796.56

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.