Finding the Fourth Proportional to 1,169,259.93, 1,614,692.99 and 1,105,576.99
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Solution
The fourth proportional to 1,169,259.93, 1,614,692.99 and 1,105,576.99 is: 1,526,749.84
Step by Step Solution
- Step 1: Write the proportion equation
1,169,259.93 : 1,614,692.99 = 1,105,576.99 : x - Step 2: Convert to fraction form
1,169,259.93/1,614,692.99 = 1,105,576.99/x - Step 3: Cross multiply
1,169,259.93x = 1,614,692.99 × 1,105,576.99 - Step 4: Simplify right side
1,169,259.93x = 1,785,167,414,385.51 - Step 5: Solve for x
x = 1,785,167,414,385.51/1,169,259.93 - Step 6: Final answer
x = 1,526,749.84
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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.