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Finding the Third Proportional to 583,688 and 838,668

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Solution

The third proportional to 583,688 and 838,668 is: 1,205,034.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,688 : 838,668 = 838,668 : x
  2. Step 2: Convert to fraction form
    583,688/838,668 = 838,668/x
  3. Step 3: Cross multiply
    583,688x = 838,668 × 838,668
  4. Step 4: Simplify right side
    583,688x = 703,364,014,224
  5. Step 5: Solve for x
    x = 703,364,014,224/583,688
  6. Step 6: Final answer
    x = 1,205,034.22

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.