Finding the Fourth Proportional to 1,134,837.63, 1,566,066.49 and 618,582.11
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Solution
The fourth proportional to 1,134,837.63, 1,566,066.49 and 618,582.11 is: 853,638.16
Step by Step Solution
- Step 1: Write the proportion equation
1,134,837.63 : 1,566,066.49 = 618,582.11 : x - Step 2: Convert to fraction form
1,134,837.63/1,566,066.49 = 618,582.11/x - Step 3: Cross multiply
1,134,837.63x = 1,566,066.49 × 618,582.11 - Step 4: Simplify right side
1,134,837.63x = 968,740,704,407.71 - Step 5: Solve for x
x = 968,740,704,407.71/1,134,837.63 - Step 6: Final answer
x = 853,638.16
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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.