Home / 965,612.76-1,448,413.38-525,180.12

Finding the Fourth Proportional to 965,612.76, 1,448,413.38 and 525,180.12

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Solution

The fourth proportional to 965,612.76, 1,448,413.38 and 525,180.12 is: 787,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,612.76 : 1,448,413.38 = 525,180.12 : x
  2. Step 2: Convert to fraction form
    965,612.76/1,448,413.38 = 525,180.12/x
  3. Step 3: Cross multiply
    965,612.76x = 1,448,413.38 × 525,180.12
  4. Step 4: Simplify right side
    965,612.76x = 760,677,912,718.01
  5. Step 5: Solve for x
    x = 760,677,912,718.01/965,612.76
  6. Step 6: Final answer
    x = 787,767.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.