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Finding the Fourth Proportional to 364,196.98, 502,413.19 and 243,367.93

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Solution

The fourth proportional to 364,196.98, 502,413.19 and 243,367.93 is: 335,728.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,196.98 : 502,413.19 = 243,367.93 : x
  2. Step 2: Convert to fraction form
    364,196.98/502,413.19 = 243,367.93/x
  3. Step 3: Cross multiply
    364,196.98x = 502,413.19 × 243,367.93
  4. Step 4: Simplify right side
    364,196.98x = 122,271,258,055.00
  5. Step 5: Solve for x
    x = 122,271,258,055.00/364,196.98
  6. Step 6: Final answer
    x = 335,728.37

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1.5x scale

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.