Finding the Fourth Proportional to 5,042,426.04, 6,959,128.68 and 2,807,428.68
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Solution
The fourth proportional to 5,042,426.04, 6,959,128.68 and 2,807,428.68 is: 3,874,574.91
Step by Step Solution
- Step 1: Write the proportion equation
5,042,426.04 : 6,959,128.68 = 2,807,428.68 : x - Step 2: Convert to fraction form
5,042,426.04/6,959,128.68 = 2,807,428.68/x - Step 3: Cross multiply
5,042,426.04x = 6,959,128.68 × 2,807,428.68 - Step 4: Simplify right side
5,042,426.04x = 19,537,257,444,042.54 - Step 5: Solve for x
x = 19,537,257,444,042.54/5,042,426.04 - Step 6: Final answer
x = 3,874,574.91
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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.