Home / 619,392.42-929,001.15-198,613.62

Finding the Fourth Proportional to 619,392.42, 929,001.15 and 198,613.62

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Solution

The fourth proportional to 619,392.42, 929,001.15 and 198,613.62 is: 297,892.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,392.42 : 929,001.15 = 198,613.62 : x
  2. Step 2: Convert to fraction form
    619,392.42/929,001.15 = 198,613.62/x
  3. Step 3: Cross multiply
    619,392.42x = 929,001.15 × 198,613.62
  4. Step 4: Simplify right side
    619,392.42x = 184,512,281,385.66
  5. Step 5: Solve for x
    x = 184,512,281,385.66/619,392.42
  6. Step 6: Final answer
    x = 297,892.38

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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.