Home / 619,234.30-928,851.45-198,552.70

Finding the Fourth Proportional to 619,234.30, 928,851.45 and 198,552.70

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Solution

The fourth proportional to 619,234.30, 928,851.45 and 198,552.70 is: 297,829.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,234.30 : 928,851.45 = 198,552.70 : x
  2. Step 2: Convert to fraction form
    619,234.30/928,851.45 = 198,552.70/x
  3. Step 3: Cross multiply
    619,234.30x = 928,851.45 × 198,552.70
  4. Step 4: Simplify right side
    619,234.30x = 184,425,963,296.42
  5. Step 5: Solve for x
    x = 184,425,963,296.42/619,234.30
  6. Step 6: Final answer
    x = 297,829.05

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Similar ratio
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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.