Finding the Fourth Proportional to 1,236,415.34, 1,706,233.05 and 692,549.75
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Solution
The fourth proportional to 1,236,415.34, 1,706,233.05 and 692,549.75 is: 955,707.38
Step by Step Solution
- Step 1: Write the proportion equation
1,236,415.34 : 1,706,233.05 = 692,549.75 : x - Step 2: Convert to fraction form
1,236,415.34/1,706,233.05 = 692,549.75/x - Step 3: Cross multiply
1,236,415.34x = 1,706,233.05 × 692,549.75 - Step 4: Simplify right side
1,236,415.34x = 1,181,651,263,688.07 - Step 5: Solve for x
x = 1,181,651,263,688.07/1,236,415.34 - Step 6: Final answer
x = 955,707.38
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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.