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Finding the Third Proportional to 242,055 and 373,287

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Solution

The third proportional to 242,055 and 373,287 is: 575,667.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,055 : 373,287 = 373,287 : x
  2. Step 2: Convert to fraction form
    242,055/373,287 = 373,287/x
  3. Step 3: Cross multiply
    242,055x = 373,287 × 373,287
  4. Step 4: Simplify right side
    242,055x = 139,343,184,369
  5. Step 5: Solve for x
    x = 139,343,184,369/242,055
  6. Step 6: Final answer
    x = 575,667.45

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.