Home / 745,523.70-1,118,285.55-184,558.20

Finding the Fourth Proportional to 745,523.70, 1,118,285.55 and 184,558.20

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Solution

The fourth proportional to 745,523.70, 1,118,285.55 and 184,558.20 is: 276,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,523.70 : 1,118,285.55 = 184,558.20 : x
  2. Step 2: Convert to fraction form
    745,523.70/1,118,285.55 = 184,558.20/x
  3. Step 3: Cross multiply
    745,523.70x = 1,118,285.55 × 184,558.20
  4. Step 4: Simplify right side
    745,523.70x = 206,388,768,194.01
  5. Step 5: Solve for x
    x = 206,388,768,194.01/745,523.70
  6. Step 6: Final answer
    x = 276,837.30

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Double scale
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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.