Home / 816,969.96-1,225,454.76-248,355.72

Finding the Fourth Proportional to 816,969.96, 1,225,454.76 and 248,355.72

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Solution

The fourth proportional to 816,969.96, 1,225,454.76 and 248,355.72 is: 372,533.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,969.96 : 1,225,454.76 = 248,355.72 : x
  2. Step 2: Convert to fraction form
    816,969.96/1,225,454.76 = 248,355.72/x
  3. Step 3: Cross multiply
    816,969.96x = 1,225,454.76 × 248,355.72
  4. Step 4: Simplify right side
    816,969.96x = 304,348,699,247.23
  5. Step 5: Solve for x
    x = 304,348,699,247.23/816,969.96
  6. Step 6: Final answer
    x = 372,533.53

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Double scale
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Similar ratio
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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.