Finding the Fourth Proportional to 1,528,176.08, 2,108,797.19 and 916,022.48
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Solution
The fourth proportional to 1,528,176.08, 2,108,797.19 and 916,022.48 is: 1,264,059.59
Step by Step Solution
- Step 1: Write the proportion equation
1,528,176.08 : 2,108,797.19 = 916,022.48 : x - Step 2: Convert to fraction form
1,528,176.08/2,108,797.19 = 916,022.48/x - Step 3: Cross multiply
1,528,176.08x = 2,108,797.19 × 916,022.48 - Step 4: Simplify right side
1,528,176.08x = 1,931,705,631,800.83 - Step 5: Solve for x
x = 1,931,705,631,800.83/1,528,176.08 - Step 6: Final answer
x = 1,264,059.59
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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.