Home / 572,215.23-858,144.24-198,150.75

Finding the Fourth Proportional to 572,215.23, 858,144.24 and 198,150.75

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Solution

The fourth proportional to 572,215.23, 858,144.24 and 198,150.75 is: 297,164.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,215.23 : 858,144.24 = 198,150.75 : x
  2. Step 2: Convert to fraction form
    572,215.23/858,144.24 = 198,150.75/x
  3. Step 3: Cross multiply
    572,215.23x = 858,144.24 × 198,150.75
  4. Step 4: Simplify right side
    572,215.23x = 170,041,924,764.18
  5. Step 5: Solve for x
    x = 170,041,924,764.18/572,215.23
  6. Step 6: Final answer
    x = 297,164.28

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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.