Home / 572,078.56-857,519.04-192,868.32

Finding the Fourth Proportional to 572,078.56, 857,519.04 and 192,868.32

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Solution

The fourth proportional to 572,078.56, 857,519.04 and 192,868.32 is: 289,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,078.56 : 857,519.04 = 192,868.32 : x
  2. Step 2: Convert to fraction form
    572,078.56/857,519.04 = 192,868.32/x
  3. Step 3: Cross multiply
    572,078.56x = 857,519.04 × 192,868.32
  4. Step 4: Simplify right side
    572,078.56x = 165,388,256,612.81
  5. Step 5: Solve for x
    x = 165,388,256,612.81/572,078.56
  6. Step 6: Final answer
    x = 289,100.60

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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.