Finding the Fourth Proportional to 874,548.63, 1,311,823.19 and 675,160.07
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Solution
The fourth proportional to 874,548.63, 1,311,823.19 and 675,160.07 is: 1,012,740.29
Step by Step Solution
- Step 1: Write the proportion equation
874,548.63 : 1,311,823.19 = 675,160.07 : x - Step 2: Convert to fraction form
874,548.63/1,311,823.19 = 675,160.07/x - Step 3: Cross multiply
874,548.63x = 1,311,823.19 × 675,160.07 - Step 4: Simplify right side
874,548.63x = 885,690,633,412.22 - Step 5: Solve for x
x = 885,690,633,412.22/874,548.63 - Step 6: Final answer
x = 1,012,740.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.