Finding the Fourth Proportional to 1,185,894.14, 1,777,351.34 and 511,185.74
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Solution
The fourth proportional to 1,185,894.14, 1,777,351.34 and 511,185.74 is: 766,136.39
Step by Step Solution
- Step 1: Write the proportion equation
1,185,894.14 : 1,777,351.34 = 511,185.74 : x - Step 2: Convert to fraction form
1,185,894.14/1,777,351.34 = 511,185.74/x - Step 3: Cross multiply
1,185,894.14x = 1,777,351.34 × 511,185.74 - Step 4: Simplify right side
1,185,894.14x = 908,556,652,369.10 - Step 5: Solve for x
x = 908,556,652,369.10/1,185,894.14 - Step 6: Final answer
x = 766,136.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.