Home / 796,413.65-1,098,968.90-447,498.64

Finding the Fourth Proportional to 796,413.65, 1,098,968.90 and 447,498.64

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Solution

The fourth proportional to 796,413.65, 1,098,968.90 and 447,498.64 is: 617,502.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,413.65 : 1,098,968.90 = 447,498.64 : x
  2. Step 2: Convert to fraction form
    796,413.65/1,098,968.90 = 447,498.64/x
  3. Step 3: Cross multiply
    796,413.65x = 1,098,968.90 × 447,498.64
  4. Step 4: Simplify right side
    796,413.65x = 491,787,089,805.69
  5. Step 5: Solve for x
    x = 491,787,089,805.69/796,413.65
  6. Step 6: Final answer
    x = 617,502.09

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Double scale
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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.