Finding the Fourth Proportional to 704,636.70, 1,055,205.45 and 564,668.70
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Solution
The fourth proportional to 704,636.70, 1,055,205.45 and 564,668.70 is: 845,600.99
Step by Step Solution
- Step 1: Write the proportion equation
704,636.70 : 1,055,205.45 = 564,668.70 : x - Step 2: Convert to fraction form
704,636.70/1,055,205.45 = 564,668.70/x - Step 3: Cross multiply
704,636.70x = 1,055,205.45 × 564,668.70 - Step 4: Simplify right side
704,636.70x = 595,841,489,684.42 - Step 5: Solve for x
x = 595,841,489,684.42/704,636.70 - Step 6: Final answer
x = 845,600.99
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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.