Finding the Fourth Proportional to 1,115,360.13, 1,539,206.72 and 606,062.49
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Solution
The fourth proportional to 1,115,360.13, 1,539,206.72 and 606,062.49 is: 836,371.53
Step by Step Solution
- Step 1: Write the proportion equation
1,115,360.13 : 1,539,206.72 = 606,062.49 : x - Step 2: Convert to fraction form
1,115,360.13/1,539,206.72 = 606,062.49/x - Step 3: Cross multiply
1,115,360.13x = 1,539,206.72 × 606,062.49 - Step 4: Simplify right side
1,115,360.13x = 932,855,454,317.62 - Step 5: Solve for x
x = 932,855,454,317.62/1,115,360.13 - Step 6: Final answer
x = 836,371.53
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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.