Finding the Fourth Proportional to 1,476,399.97, 2,037,437.99 and 831,829.51
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Solution
The fourth proportional to 1,476,399.97, 2,037,437.99 and 831,829.51 is: 1,147,928.12
Step by Step Solution
- Step 1: Write the proportion equation
1,476,399.97 : 2,037,437.99 = 831,829.51 : x - Step 2: Convert to fraction form
1,476,399.97/2,037,437.99 = 831,829.51/x - Step 3: Cross multiply
1,476,399.97x = 2,037,437.99 × 831,829.51 - Step 4: Simplify right side
1,476,399.97x = 1,694,801,044,877.09 - Step 5: Solve for x
x = 1,694,801,044,877.09/1,476,399.97 - Step 6: Final answer
x = 1,147,928.12
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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.