Finding the Fourth Proportional to 1,656,328.14, 2,285,719.08 and 931,179.08
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Solution
The fourth proportional to 1,656,328.14, 2,285,719.08 and 931,179.08 is: 1,285,019.40
Step by Step Solution
- Step 1: Write the proportion equation
1,656,328.14 : 2,285,719.08 = 931,179.08 : x - Step 2: Convert to fraction form
1,656,328.14/2,285,719.08 = 931,179.08/x - Step 3: Cross multiply
1,656,328.14x = 2,285,719.08 × 931,179.08 - Step 4: Simplify right side
1,656,328.14x = 2,128,413,790,052.85 - Step 5: Solve for x
x = 2,128,413,790,052.85/1,656,328.14 - Step 6: Final answer
x = 1,285,019.40
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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.