Finding the Fourth Proportional to 1,117,053.88, 1,675,580.74 and 517,936.12
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Solution
The fourth proportional to 1,117,053.88, 1,675,580.74 and 517,936.12 is: 776,904.14
Step by Step Solution
- Step 1: Write the proportion equation
1,117,053.88 : 1,675,580.74 = 517,936.12 : x - Step 2: Convert to fraction form
1,117,053.88/1,675,580.74 = 517,936.12/x - Step 3: Cross multiply
1,117,053.88x = 1,675,580.74 × 517,936.12 - Step 4: Simplify right side
1,117,053.88x = 867,843,787,222.33 - Step 5: Solve for x
x = 867,843,787,222.33/1,117,053.88 - Step 6: Final answer
x = 776,904.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.