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Finding the Fourth Proportional to 504,247.32, 695,861.40 and 274,804.68

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Solution

The fourth proportional to 504,247.32, 695,861.40 and 274,804.68 is: 379,230.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,247.32 : 695,861.40 = 274,804.68 : x
  2. Step 2: Convert to fraction form
    504,247.32/695,861.40 = 274,804.68/x
  3. Step 3: Cross multiply
    504,247.32x = 695,861.40 × 274,804.68
  4. Step 4: Simplify right side
    504,247.32x = 191,225,969,351.35
  5. Step 5: Solve for x
    x = 191,225,969,351.35/504,247.32
  6. Step 6: Final answer
    x = 379,230.51

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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.