Finding the Fourth Proportional to 367,405.84, 506,985.06 and 206,223.94
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Solution
The fourth proportional to 367,405.84, 506,985.06 and 206,223.94 is: 284,569.39
Step by Step Solution
- Step 1: Write the proportion equation
367,405.84 : 506,985.06 = 206,223.94 : x - Step 2: Convert to fraction form
367,405.84/506,985.06 = 206,223.94/x - Step 3: Cross multiply
367,405.84x = 506,985.06 × 206,223.94 - Step 4: Simplify right side
367,405.84x = 104,552,455,326.87 - Step 5: Solve for x
x = 104,552,455,326.87/367,405.84 - Step 6: Final answer
x = 284,569.39
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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.