Finding the Fourth Proportional to 1,134,883.09, 1,566,125.92 and 618,625.68
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Solution
The fourth proportional to 1,134,883.09, 1,566,125.92 and 618,625.68 is: 853,696.49
Step by Step Solution
- Step 1: Write the proportion equation
1,134,883.09 : 1,566,125.92 = 618,625.68 : x - Step 2: Convert to fraction form
1,134,883.09/1,566,125.92 = 618,625.68/x - Step 3: Cross multiply
1,134,883.09x = 1,566,125.92 × 618,625.68 - Step 4: Simplify right side
1,134,883.09x = 968,845,712,225.63 - Step 5: Solve for x
x = 968,845,712,225.63/1,134,883.09 - Step 6: Final answer
x = 853,696.49
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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.