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Finding the Fourth Proportional to 624,919.76, 937,379.64 and 151,597.52

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Solution

The fourth proportional to 624,919.76, 937,379.64 and 151,597.52 is: 227,396.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,919.76 : 937,379.64 = 151,597.52 : x
  2. Step 2: Convert to fraction form
    624,919.76/937,379.64 = 151,597.52/x
  3. Step 3: Cross multiply
    624,919.76x = 937,379.64 × 151,597.52
  4. Step 4: Simplify right side
    624,919.76x = 142,104,428,722.49
  5. Step 5: Solve for x
    x = 142,104,428,722.49/624,919.76
  6. Step 6: Final answer
    x = 227,396.28

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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.