Home / 1,111,500.22-1,667,391.64-353,071.12

Finding the Fourth Proportional to 1,111,500.22, 1,667,391.64 and 353,071.12

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Solution

The fourth proportional to 1,111,500.22, 1,667,391.64 and 353,071.12 is: 529,651.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,500.22 : 1,667,391.64 = 353,071.12 : x
  2. Step 2: Convert to fraction form
    1,111,500.22/1,667,391.64 = 353,071.12/x
  3. Step 3: Cross multiply
    1,111,500.22x = 1,667,391.64 × 353,071.12
  4. Step 4: Simplify right side
    1,111,500.22x = 588,707,833,813.44
  5. Step 5: Solve for x
    x = 588,707,833,813.44/1,111,500.22
  6. Step 6: Final answer
    x = 529,651.57

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Double scale
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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.