Finding the Fourth Proportional to 1,683,675.19, 2,323,522.83 and 919,777.96
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Solution
The fourth proportional to 1,683,675.19, 2,323,522.83 and 919,777.96 is: 1,269,321.48
Step by Step Solution
- Step 1: Write the proportion equation
1,683,675.19 : 2,323,522.83 = 919,777.96 : x - Step 2: Convert to fraction form
1,683,675.19/2,323,522.83 = 919,777.96/x - Step 3: Cross multiply
1,683,675.19x = 2,323,522.83 × 919,777.96 - Step 4: Simplify right side
1,683,675.19x = 2,137,125,088,590.83 - Step 5: Solve for x
x = 2,137,125,088,590.83/1,683,675.19 - Step 6: Final answer
x = 1,269,321.48
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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.