Finding the Fourth Proportional to 1,656,919.52, 2,286,282.19 and 931,724.00
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Solution
The fourth proportional to 1,656,919.52, 2,286,282.19 and 931,724.00 is: 1,285,629.12
Step by Step Solution
- Step 1: Write the proportion equation
1,656,919.52 : 2,286,282.19 = 931,724.00 : x - Step 2: Convert to fraction form
1,656,919.52/2,286,282.19 = 931,724.00/x - Step 3: Cross multiply
1,656,919.52x = 2,286,282.19 × 931,724.00 - Step 4: Simplify right side
1,656,919.52x = 2,130,183,971,105.53 - Step 5: Solve for x
x = 2,130,183,971,105.53/1,656,919.52 - Step 6: Final answer
x = 1,285,629.12
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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.