Home / 893,393.50-1,339,497.81-324,707.08

Finding the Fourth Proportional to 893,393.50, 1,339,497.81 and 324,707.08

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Solution

The fourth proportional to 893,393.50, 1,339,497.81 and 324,707.08 is: 486,845.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,393.50 : 1,339,497.81 = 324,707.08 : x
  2. Step 2: Convert to fraction form
    893,393.50/1,339,497.81 = 324,707.08/x
  3. Step 3: Cross multiply
    893,393.50x = 1,339,497.81 × 324,707.08
  4. Step 4: Simplify right side
    893,393.50x = 434,944,415,854.01
  5. Step 5: Solve for x
    x = 434,944,415,854.01/893,393.50
  6. Step 6: Final answer
    x = 486,845.29

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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.