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Finding the Fourth Proportional to 695,199, 959,374.62 and 377,247

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Solution

The fourth proportional to 695,199, 959,374.62 and 377,247 is: 520,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,199 : 959,374.62 = 377,247 : x
  2. Step 2: Convert to fraction form
    695,199/959,374.62 = 377,247/x
  3. Step 3: Cross multiply
    695,199x = 959,374.62 × 377,247
  4. Step 4: Simplify right side
    695,199x = 361,921,197,271.14
  5. Step 5: Solve for x
    x = 361,921,197,271.14/695,199
  6. Step 6: Final answer
    x = 520,600.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.