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Finding the Fourth Proportional to 654,413.00, 903,101.22 and 364,047.75

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Solution

The fourth proportional to 654,413.00, 903,101.22 and 364,047.75 is: 502,392.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,413.00 : 903,101.22 = 364,047.75 : x
  2. Step 2: Convert to fraction form
    654,413.00/903,101.22 = 364,047.75/x
  3. Step 3: Cross multiply
    654,413.00x = 903,101.22 × 364,047.75
  4. Step 4: Simplify right side
    654,413.00x = 328,771,967,163.26
  5. Step 5: Solve for x
    x = 328,771,967,163.26/654,413.00
  6. Step 6: Final answer
    x = 502,392.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.