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Finding the Fourth Proportional to 442,413.84, 610,552.44 and 248,882.16

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Solution

The fourth proportional to 442,413.84, 610,552.44 and 248,882.16 is: 343,469.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,413.84 : 610,552.44 = 248,882.16 : x
  2. Step 2: Convert to fraction form
    442,413.84/610,552.44 = 248,882.16/x
  3. Step 3: Cross multiply
    442,413.84x = 610,552.44 × 248,882.16
  4. Step 4: Simplify right side
    442,413.84x = 151,955,610,060.47
  5. Step 5: Solve for x
    x = 151,955,610,060.47/442,413.84
  6. Step 6: Final answer
    x = 343,469.39

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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.