Home / 756,109.26-1,043,430.18-416,577.51

Finding the Fourth Proportional to 756,109.26, 1,043,430.18 and 416,577.51

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Solution

The fourth proportional to 756,109.26, 1,043,430.18 and 416,577.51 is: 574,876.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,109.26 : 1,043,430.18 = 416,577.51 : x
  2. Step 2: Convert to fraction form
    756,109.26/1,043,430.18 = 416,577.51/x
  3. Step 3: Cross multiply
    756,109.26x = 1,043,430.18 × 416,577.51
  4. Step 4: Simplify right side
    756,109.26x = 434,669,546,243.25
  5. Step 5: Solve for x
    x = 434,669,546,243.25/756,109.26
  6. Step 6: Final answer
    x = 574,876.63

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.