Home / 791,313.80-1,186,972.18-192,275.46

Finding the Fourth Proportional to 791,313.80, 1,186,972.18 and 192,275.46

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Solution

The fourth proportional to 791,313.80, 1,186,972.18 and 192,275.46 is: 288,413.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,313.80 : 1,186,972.18 = 192,275.46 : x
  2. Step 2: Convert to fraction form
    791,313.80/1,186,972.18 = 192,275.46/x
  3. Step 3: Cross multiply
    791,313.80x = 1,186,972.18 × 192,275.46
  4. Step 4: Simplify right side
    791,313.80x = 228,225,621,436.01
  5. Step 5: Solve for x
    x = 228,225,621,436.01/791,313.80
  6. Step 6: Final answer
    x = 288,413.55

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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.