Finding the Fourth Proportional to 913,599.12, 1,259,933.76 and 784,497
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Solution
The fourth proportional to 913,599.12, 1,259,933.76 and 784,497 is: 1,081,890.55
Step by Step Solution
- Step 1: Write the proportion equation
913,599.12 : 1,259,933.76 = 784,497 : x - Step 2: Convert to fraction form
913,599.12/1,259,933.76 = 784,497/x - Step 3: Cross multiply
913,599.12x = 1,259,933.76 × 784,497 - Step 4: Simplify right side
913,599.12x = 988,414,254,918.72 - Step 5: Solve for x
x = 988,414,254,918.72/913,599.12 - Step 6: Final answer
x = 1,081,890.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.