Finding the Fourth Proportional to 1,677,564.17, 2,315,104.11 and 952,479.35
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Solution
The fourth proportional to 1,677,564.17, 2,315,104.11 and 952,479.35 is: 1,314,458.72
Step by Step Solution
- Step 1: Write the proportion equation
1,677,564.17 : 2,315,104.11 = 952,479.35 : x - Step 2: Convert to fraction form
1,677,564.17/2,315,104.11 = 952,479.35/x - Step 3: Cross multiply
1,677,564.17x = 2,315,104.11 × 952,479.35 - Step 4: Simplify right side
1,677,564.17x = 2,205,088,857,875.13 - Step 5: Solve for x
x = 2,205,088,857,875.13/1,677,564.17 - Step 6: Final answer
x = 1,314,458.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.