Finding the Fourth Proportional to 1,276,358.82, 1,761,342.71 and 695,596.88
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Solution
The fourth proportional to 1,276,358.82, 1,761,342.71 and 695,596.88 is: 959,905.99
Step by Step Solution
- Step 1: Write the proportion equation
1,276,358.82 : 1,761,342.71 = 695,596.88 : x - Step 2: Convert to fraction form
1,276,358.82/1,761,342.71 = 695,596.88/x - Step 3: Cross multiply
1,276,358.82x = 1,761,342.71 × 695,596.88 - Step 4: Simplify right side
1,276,358.82x = 1,225,184,481,402.05 - Step 5: Solve for x
x = 1,225,184,481,402.05/1,276,358.82 - Step 6: Final answer
x = 959,905.99
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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.