Finding the Fourth Proportional to 1,107,953.73, 1,528,975.68 and 598,656.11
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Solution
The fourth proportional to 1,107,953.73, 1,528,975.68 and 598,656.11 is: 826,145.17
Step by Step Solution
- Step 1: Write the proportion equation
1,107,953.73 : 1,528,975.68 = 598,656.11 : x - Step 2: Convert to fraction form
1,107,953.73/1,528,975.68 = 598,656.11/x - Step 3: Cross multiply
1,107,953.73x = 1,528,975.68 × 598,656.11 - Step 4: Simplify right side
1,107,953.73x = 915,330,622,983.57 - Step 5: Solve for x
x = 915,330,622,983.57/1,107,953.73 - Step 6: Final answer
x = 826,145.17
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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.