Finding the Fourth Proportional to 1,326,640.60, 1,830,813.06 and 753,778.36
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Solution
The fourth proportional to 1,326,640.60, 1,830,813.06 and 753,778.36 is: 1,040,242.00
Step by Step Solution
- Step 1: Write the proportion equation
1,326,640.60 : 1,830,813.06 = 753,778.36 : x - Step 2: Convert to fraction form
1,326,640.60/1,830,813.06 = 753,778.36/x - Step 3: Cross multiply
1,326,640.60x = 1,830,813.06 × 753,778.36 - Step 4: Simplify right side
1,326,640.60x = 1,380,027,265,833.38 - Step 5: Solve for x
x = 1,380,027,265,833.38/1,326,640.60 - Step 6: Final answer
x = 1,040,242.00
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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.