Home / 960,161.85-1,325,013.39-530,413.92

Finding the Fourth Proportional to 960,161.85, 1,325,013.39 and 530,413.92

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Solution

The fourth proportional to 960,161.85, 1,325,013.39 and 530,413.92 is: 731,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,161.85 : 1,325,013.39 = 530,413.92 : x
  2. Step 2: Convert to fraction form
    960,161.85/1,325,013.39 = 530,413.92/x
  3. Step 3: Cross multiply
    960,161.85x = 1,325,013.39 × 530,413.92
  4. Step 4: Simplify right side
    960,161.85x = 702,805,546,242.39
  5. Step 5: Solve for x
    x = 702,805,546,242.39/960,161.85
  6. Step 6: Final answer
    x = 731,965.71

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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.