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Finding the Third Proportional to 254,028 and 373,440

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Solution

The third proportional to 254,028 and 373,440 is: 548,984.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,028 : 373,440 = 373,440 : x
  2. Step 2: Convert to fraction form
    254,028/373,440 = 373,440/x
  3. Step 3: Cross multiply
    254,028x = 373,440 × 373,440
  4. Step 4: Simplify right side
    254,028x = 139,457,433,600
  5. Step 5: Solve for x
    x = 139,457,433,600/254,028
  6. Step 6: Final answer
    x = 548,984.50

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.