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Finding the Fourth Proportional to 348,234.99, 522,500.10 and 190,278.91

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Solution

The fourth proportional to 348,234.99, 522,500.10 and 190,278.91 is: 285,499.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,234.99 : 522,500.10 = 190,278.91 : x
  2. Step 2: Convert to fraction form
    348,234.99/522,500.10 = 190,278.91/x
  3. Step 3: Cross multiply
    348,234.99x = 522,500.10 × 190,278.91
  4. Step 4: Simplify right side
    348,234.99x = 99,420,749,502.89
  5. Step 5: Solve for x
    x = 99,420,749,502.89/348,234.99
  6. Step 6: Final answer
    x = 285,499.02

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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.