Finding the Fourth Proportional to 764,551.08, 1,053,525.42 and 591,417.72
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Solution
The fourth proportional to 764,551.08, 1,053,525.42 and 591,417.72 is: 814,953.53
Step by Step Solution
- Step 1: Write the proportion equation
764,551.08 : 1,053,525.42 = 591,417.72 : x - Step 2: Convert to fraction form
764,551.08/1,053,525.42 = 591,417.72/x - Step 3: Cross multiply
764,551.08x = 1,053,525.42 × 591,417.72 - Step 4: Simplify right side
764,551.08x = 623,073,601,858.44 - Step 5: Solve for x
x = 623,073,601,858.44/764,551.08 - Step 6: Final answer
x = 814,953.53
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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.