Finding the Fourth Proportional to 1,374,277.02, 1,896,513.74 and 762,469.92
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Solution
The fourth proportional to 1,374,277.02, 1,896,513.74 and 762,469.92 is: 1,052,214.84
Step by Step Solution
- Step 1: Write the proportion equation
1,374,277.02 : 1,896,513.74 = 762,469.92 : x - Step 2: Convert to fraction form
1,374,277.02/1,896,513.74 = 762,469.92/x - Step 3: Cross multiply
1,374,277.02x = 1,896,513.74 × 762,469.92 - Step 4: Simplify right side
1,374,277.02x = 1,446,034,679,616.70 - Step 5: Solve for x
x = 1,446,034,679,616.70/1,374,277.02 - Step 6: Final answer
x = 1,052,214.84
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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.