Finding the Fourth Proportional to 1,053,376.05, 1,577,391.08 and 579,526.05
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Solution
The fourth proportional to 1,053,376.05, 1,577,391.08 and 579,526.05 is: 867,818.50
Step by Step Solution
- Step 1: Write the proportion equation
1,053,376.05 : 1,577,391.08 = 579,526.05 : x - Step 2: Convert to fraction form
1,053,376.05/1,577,391.08 = 579,526.05/x - Step 3: Cross multiply
1,053,376.05x = 1,577,391.08 × 579,526.05 - Step 4: Simplify right side
1,053,376.05x = 914,139,219,000.00 - Step 5: Solve for x
x = 914,139,219,000.00/1,053,376.05 - Step 6: Final answer
x = 867,818.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.