Home / 984,657.45-1,477,143.80-416,044.06

Finding the Fourth Proportional to 984,657.45, 1,477,143.80 and 416,044.06

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Solution

The fourth proportional to 984,657.45, 1,477,143.80 and 416,044.06 is: 624,132.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,657.45 : 1,477,143.80 = 416,044.06 : x
  2. Step 2: Convert to fraction form
    984,657.45/1,477,143.80 = 416,044.06/x
  3. Step 3: Cross multiply
    984,657.45x = 1,477,143.80 × 416,044.06
  4. Step 4: Simplify right side
    984,657.45x = 614,556,903,755.83
  5. Step 5: Solve for x
    x = 614,556,903,755.83/984,657.45
  6. Step 6: Final answer
    x = 624,132.69

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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.