Finding the Fourth Proportional to 1,115,373.74, 1,539,225.44 and 606,076.11
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Solution
The fourth proportional to 1,115,373.74, 1,539,225.44 and 606,076.11 is: 836,390.29
Step by Step Solution
- Step 1: Write the proportion equation
1,115,373.74 : 1,539,225.44 = 606,076.11 : x - Step 2: Convert to fraction form
1,115,373.74/1,539,225.44 = 606,076.11/x - Step 3: Cross multiply
1,115,373.74x = 1,539,225.44 × 606,076.11 - Step 4: Simplify right side
1,115,373.74x = 932,887,764,057.86 - Step 5: Solve for x
x = 932,887,764,057.86/1,115,373.74 - Step 6: Final answer
x = 836,390.29
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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.