Finding the Fourth Proportional to 1,104,218.51, 1,656,328.23 and 346,118.99
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Solution
The fourth proportional to 1,104,218.51, 1,656,328.23 and 346,118.99 is: 519,178.63
Step by Step Solution
- Step 1: Write the proportion equation
1,104,218.51 : 1,656,328.23 = 346,118.99 : x - Step 2: Convert to fraction form
1,104,218.51/1,656,328.23 = 346,118.99/x - Step 3: Cross multiply
1,104,218.51x = 1,656,328.23 × 346,118.99 - Step 4: Simplify right side
1,104,218.51x = 573,286,645,794.45 - Step 5: Solve for x
x = 573,286,645,794.45/1,104,218.51 - Step 6: Final answer
x = 519,178.63
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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.