Home / 877,413.44-1,210,912.26-533,169.92

Finding the Fourth Proportional to 877,413.44, 1,210,912.26 and 533,169.92

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Solution

The fourth proportional to 877,413.44, 1,210,912.26 and 533,169.92 is: 735,824.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,413.44 : 1,210,912.26 = 533,169.92 : x
  2. Step 2: Convert to fraction form
    877,413.44/1,210,912.26 = 533,169.92/x
  3. Step 3: Cross multiply
    877,413.44x = 1,210,912.26 × 533,169.92
  4. Step 4: Simplify right side
    877,413.44x = 645,621,992,791.22
  5. Step 5: Solve for x
    x = 645,621,992,791.22/877,413.44
  6. Step 6: Final answer
    x = 735,824.14

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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.