Finding the Fourth Proportional to 1,330,181.13, 1,835,106.53 and 982,155.61
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Solution
The fourth proportional to 1,330,181.13, 1,835,106.53 and 982,155.61 is: 1,354,973.49
Step by Step Solution
- Step 1: Write the proportion equation
1,330,181.13 : 1,835,106.53 = 982,155.61 : x - Step 2: Convert to fraction form
1,330,181.13/1,835,106.53 = 982,155.61/x - Step 3: Cross multiply
1,330,181.13x = 1,835,106.53 × 982,155.61 - Step 4: Simplify right side
1,330,181.13x = 1,802,360,173,387.13 - Step 5: Solve for x
x = 1,802,360,173,387.13/1,330,181.13 - Step 6: Final answer
x = 1,354,973.49
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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.