Finding the Fourth Proportional to 1,719,772.08, 2,579,370.12 and 521,407.92
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Solution
The fourth proportional to 1,719,772.08, 2,579,370.12 and 521,407.92 is: 782,024.56
Step by Step Solution
- Step 1: Write the proportion equation
1,719,772.08 : 2,579,370.12 = 521,407.92 : x - Step 2: Convert to fraction form
1,719,772.08/2,579,370.12 = 521,407.92/x - Step 3: Cross multiply
1,719,772.08x = 2,579,370.12 × 521,407.92 - Step 4: Simplify right side
1,719,772.08x = 1,344,904,009,179.35 - Step 5: Solve for x
x = 1,344,904,009,179.35/1,719,772.08 - Step 6: Final answer
x = 782,024.56
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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.