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Finding the Third Proportional to 302,895 and 475,180.50

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Solution

The third proportional to 302,895 and 475,180.50 is: 745,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,895 : 475,180.50 = 475,180.50 : x
  2. Step 2: Convert to fraction form
    302,895/475,180.50 = 475,180.50/x
  3. Step 3: Cross multiply
    302,895x = 475,180.50 × 475,180.50
  4. Step 4: Simplify right side
    302,895x = 225,796,507,580.25
  5. Step 5: Solve for x
    x = 225,796,507,580.25/302,895
  6. Step 6: Final answer
    x = 745,461.32

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.