Finding the Fourth Proportional to 882,095.16, 1,217,218.14 and 494,857.62
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Solution
The fourth proportional to 882,095.16, 1,217,218.14 and 494,857.62 is: 682,862.46
Step by Step Solution
- Step 1: Write the proportion equation
882,095.16 : 1,217,218.14 = 494,857.62 : x - Step 2: Convert to fraction form
882,095.16/1,217,218.14 = 494,857.62/x - Step 3: Cross multiply
882,095.16x = 1,217,218.14 × 494,857.62 - Step 4: Simplify right side
882,095.16x = 602,349,671,781.23 - Step 5: Solve for x
x = 602,349,671,781.23/882,095.16 - Step 6: Final answer
x = 682,862.46
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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.