Home / 617,786.04-852,497.64-345,791.64

Finding the Fourth Proportional to 617,786.04, 852,497.64 and 345,791.64

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Solution

The fourth proportional to 617,786.04, 852,497.64 and 345,791.64 is: 477,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,786.04 : 852,497.64 = 345,791.64 : x
  2. Step 2: Convert to fraction form
    617,786.04/852,497.64 = 345,791.64/x
  3. Step 3: Cross multiply
    617,786.04x = 852,497.64 × 345,791.64
  4. Step 4: Simplify right side
    617,786.04x = 294,786,557,031.73
  5. Step 5: Solve for x
    x = 294,786,557,031.73/617,786.04
  6. Step 6: Final answer
    x = 477,166.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.