Home / 734,296.60-1,100,861.70-401,872.60

Finding the Fourth Proportional to 734,296.60, 1,100,861.70 and 401,872.60

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Solution

The fourth proportional to 734,296.60, 1,100,861.70 and 401,872.60 is: 602,489.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,296.60 : 1,100,861.70 = 401,872.60 : x
  2. Step 2: Convert to fraction form
    734,296.60/1,100,861.70 = 401,872.60/x
  3. Step 3: Cross multiply
    734,296.60x = 1,100,861.70 × 401,872.60
  4. Step 4: Simplify right side
    734,296.60x = 442,406,153,619.42
  5. Step 5: Solve for x
    x = 442,406,153,619.42/734,296.60
  6. Step 6: Final answer
    x = 602,489.72

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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.