Home / 1,132,840.96-1,699,511.12-493,247.34

Finding the Fourth Proportional to 1,132,840.96, 1,699,511.12 and 493,247.34

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Solution

The fourth proportional to 1,132,840.96, 1,699,511.12 and 493,247.34 is: 739,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,840.96 : 1,699,511.12 = 493,247.34 : x
  2. Step 2: Convert to fraction form
    1,132,840.96/1,699,511.12 = 493,247.34/x
  3. Step 3: Cross multiply
    1,132,840.96x = 1,699,511.12 × 493,247.34
  4. Step 4: Simplify right side
    1,132,840.96x = 838,279,338,623.86
  5. Step 5: Solve for x
    x = 838,279,338,623.86/1,132,840.96
  6. Step 6: Final answer
    x = 739,979.72

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Double scale
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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.