Finding the Fourth Proportional to 1,132,396.88, 1,562,718.62 and 623,110.19
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Solution
The fourth proportional to 1,132,396.88, 1,562,718.62 and 623,110.19 is: 859,898.07
Step by Step Solution
- Step 1: Write the proportion equation
1,132,396.88 : 1,562,718.62 = 623,110.19 : x - Step 2: Convert to fraction form
1,132,396.88/1,562,718.62 = 623,110.19/x - Step 3: Cross multiply
1,132,396.88x = 1,562,718.62 × 623,110.19 - Step 4: Simplify right side
1,132,396.88x = 973,745,889,968.92 - Step 5: Solve for x
x = 973,745,889,968.92/1,132,396.88 - Step 6: Final answer
x = 859,898.07
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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.