Finding the Fourth Proportional to 368,266.37, 508,166.19 and 207,117.95
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Solution
The fourth proportional to 368,266.37, 508,166.19 and 207,117.95 is: 285,799.48
Step by Step Solution
- Step 1: Write the proportion equation
368,266.37 : 508,166.19 = 207,117.95 : x - Step 2: Convert to fraction form
368,266.37/508,166.19 = 207,117.95/x - Step 3: Cross multiply
368,266.37x = 508,166.19 × 207,117.95 - Step 4: Simplify right side
368,266.37x = 105,250,336,991.28 - Step 5: Solve for x
x = 105,250,336,991.28/368,266.37 - Step 6: Final answer
x = 285,799.48
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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.