Finding the Fourth Proportional to 1,272,544.44, 1,756,147.67 and 775,857
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Solution
The fourth proportional to 1,272,544.44, 1,756,147.67 and 775,857 is: 1,070,704.82
Step by Step Solution
- Step 1: Write the proportion equation
1,272,544.44 : 1,756,147.67 = 775,857 : x - Step 2: Convert to fraction form
1,272,544.44/1,756,147.67 = 775,857/x - Step 3: Cross multiply
1,272,544.44x = 1,756,147.67 × 775,857 - Step 4: Simplify right side
1,272,544.44x = 1,362,519,462,803.19 - Step 5: Solve for x
x = 1,362,519,462,803.19/1,272,544.44 - Step 6: Final answer
x = 1,070,704.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.