Home / 794,081.36-1,096,005.12-488,420.48

Finding the Fourth Proportional to 794,081.36, 1,096,005.12 and 488,420.48

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Solution

The fourth proportional to 794,081.36, 1,096,005.12 and 488,420.48 is: 674,126.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,081.36 : 1,096,005.12 = 488,420.48 : x
  2. Step 2: Convert to fraction form
    794,081.36/1,096,005.12 = 488,420.48/x
  3. Step 3: Cross multiply
    794,081.36x = 1,096,005.12 × 488,420.48
  4. Step 4: Simplify right side
    794,081.36x = 535,311,346,792.86
  5. Step 5: Solve for x
    x = 535,311,346,792.86/794,081.36
  6. Step 6: Final answer
    x = 674,126.57

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.