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Finding the Third Proportional to 173,020 and 373,688

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Solution

The third proportional to 173,020 and 373,688 is: 807,090.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,020 : 373,688 = 373,688 : x
  2. Step 2: Convert to fraction form
    173,020/373,688 = 373,688/x
  3. Step 3: Cross multiply
    173,020x = 373,688 × 373,688
  4. Step 4: Simplify right side
    173,020x = 139,642,721,344
  5. Step 5: Solve for x
    x = 139,642,721,344/173,020
  6. Step 6: Final answer
    x = 807,090.06

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.