Finding the Fourth Proportional to 766,243.01, 1,056,310.64 and 536,087.23
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Solution
The fourth proportional to 766,243.01, 1,056,310.64 and 536,087.23 is: 739,027.49
Step by Step Solution
- Step 1: Write the proportion equation
766,243.01 : 1,056,310.64 = 536,087.23 : x - Step 2: Convert to fraction form
766,243.01/1,056,310.64 = 536,087.23/x - Step 3: Cross multiply
766,243.01x = 1,056,310.64 × 536,087.23 - Step 4: Simplify right side
766,243.01x = 566,274,645,017.13 - Step 5: Solve for x
x = 566,274,645,017.13/766,243.01 - Step 6: Final answer
x = 739,027.49
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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.