Home / 454,555.80-683,145.90-446,682.60

Finding the Fourth Proportional to 454,555.80, 683,145.90 and 446,682.60

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Solution

The fourth proportional to 454,555.80, 683,145.90 and 446,682.60 is: 671,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,555.80 : 683,145.90 = 446,682.60 : x
  2. Step 2: Convert to fraction form
    454,555.80/683,145.90 = 446,682.60/x
  3. Step 3: Cross multiply
    454,555.80x = 683,145.90 × 446,682.60
  4. Step 4: Simplify right side
    454,555.80x = 305,149,386,791.34
  5. Step 5: Solve for x
    x = 305,149,386,791.34/454,555.80
  6. Step 6: Final answer
    x = 671,313.37

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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.