Finding the Fourth Proportional to 1,527,053.36, 2,106,365.26 and 938,095.07
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Solution
The fourth proportional to 1,527,053.36, 2,106,365.26 and 938,095.07 is: 1,293,976.31
Step by Step Solution
- Step 1: Write the proportion equation
1,527,053.36 : 2,106,365.26 = 938,095.07 : x - Step 2: Convert to fraction form
1,527,053.36/2,106,365.26 = 938,095.07/x - Step 3: Cross multiply
1,527,053.36x = 2,106,365.26 × 938,095.07 - Step 4: Simplify right side
1,527,053.36x = 1,975,970,866,025.27 - Step 5: Solve for x
x = 1,975,970,866,025.27/1,527,053.36 - Step 6: Final answer
x = 1,293,976.31
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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.