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Finding the Fourth Proportional to 364,969.51, 499,999.89 and 351,324.03

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Solution

The fourth proportional to 364,969.51, 499,999.89 and 351,324.03 is: 481,305.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,969.51 : 499,999.89 = 351,324.03 : x
  2. Step 2: Convert to fraction form
    364,969.51/499,999.89 = 351,324.03/x
  3. Step 3: Cross multiply
    364,969.51x = 499,999.89 × 351,324.03
  4. Step 4: Simplify right side
    364,969.51x = 175,661,974,758.12
  5. Step 5: Solve for x
    x = 175,661,974,758.12/364,969.51
  6. Step 6: Final answer
    x = 481,305.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.