Home / 965,121.80-1,446,698.55-565,556.90

Finding the Fourth Proportional to 965,121.80, 1,446,698.55 and 565,556.90

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Solution

The fourth proportional to 965,121.80, 1,446,698.55 and 565,556.90 is: 847,758.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,121.80 : 1,446,698.55 = 565,556.90 : x
  2. Step 2: Convert to fraction form
    965,121.80/1,446,698.55 = 565,556.90/x
  3. Step 3: Cross multiply
    965,121.80x = 1,446,698.55 × 565,556.90
  4. Step 4: Simplify right side
    965,121.80x = 818,190,347,172.50
  5. Step 5: Solve for x
    x = 818,190,347,172.50/965,121.80
  6. Step 6: Final answer
    x = 847,758.64

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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.