Finding the Fourth Proportional to 831,701.40, 1,244,438.10 and 592,368.60
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Solution
The fourth proportional to 831,701.40, 1,244,438.10 and 592,368.60 is: 886,334.99
Step by Step Solution
- Step 1: Write the proportion equation
831,701.40 : 1,244,438.10 = 592,368.60 : x - Step 2: Convert to fraction form
831,701.40/1,244,438.10 = 592,368.60/x - Step 3: Cross multiply
831,701.40x = 1,244,438.10 × 592,368.60 - Step 4: Simplify right side
831,701.40x = 737,166,055,083.66 - Step 5: Solve for x
x = 737,166,055,083.66/831,701.40 - Step 6: Final answer
x = 886,334.99
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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.