Finding the Fourth Proportional to 1,134,462.11, 1,565,537.63 and 618,220.62
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Solution
The fourth proportional to 1,134,462.11, 1,565,537.63 and 618,220.62 is: 853,133.51
Step by Step Solution
- Step 1: Write the proportion equation
1,134,462.11 : 1,565,537.63 = 618,220.62 : x - Step 2: Convert to fraction form
1,134,462.11/1,565,537.63 = 618,220.62/x - Step 3: Cross multiply
1,134,462.11x = 1,565,537.63 × 618,220.62 - Step 4: Simplify right side
1,134,462.11x = 967,847,641,160.83 - Step 5: Solve for x
x = 967,847,641,160.83/1,134,462.11 - Step 6: Final answer
x = 853,133.51
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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.