Finding the Fourth Proportional to 805,893.78, 1,207,134.81 and 551,983.08
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Solution
The fourth proportional to 805,893.78, 1,207,134.81 and 551,983.08 is: 826,806.22
Step by Step Solution
- Step 1: Write the proportion equation
805,893.78 : 1,207,134.81 = 551,983.08 : x - Step 2: Convert to fraction form
805,893.78/1,207,134.81 = 551,983.08/x - Step 3: Cross multiply
805,893.78x = 1,207,134.81 × 551,983.08 - Step 4: Simplify right side
805,893.78x = 666,317,992,306.96 - Step 5: Solve for x
x = 666,317,992,306.96/805,893.78 - Step 6: Final answer
x = 826,806.22
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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.