Finding the Fourth Proportional to 1,457,701.86, 2,185,616.16 and 605,361.44
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Solution
The fourth proportional to 1,457,701.86, 2,185,616.16 and 605,361.44 is: 907,653.18
Step by Step Solution
- Step 1: Write the proportion equation
1,457,701.86 : 2,185,616.16 = 605,361.44 : x - Step 2: Convert to fraction form
1,457,701.86/2,185,616.16 = 605,361.44/x - Step 3: Cross multiply
1,457,701.86x = 2,185,616.16 × 605,361.44 - Step 4: Simplify right side
1,457,701.86x = 1,323,087,731,949.98 - Step 5: Solve for x
x = 1,323,087,731,949.98/1,457,701.86 - Step 6: Final answer
x = 907,653.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.