Finding the Fourth Proportional to 1,483,442.10, 2,224,944.45 and 418,591.80
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Solution
The fourth proportional to 1,483,442.10, 2,224,944.45 and 418,591.80 is: 627,825.99
Step by Step Solution
- Step 1: Write the proportion equation
1,483,442.10 : 2,224,944.45 = 418,591.80 : x - Step 2: Convert to fraction form
1,483,442.10/2,224,944.45 = 418,591.80/x - Step 3: Cross multiply
1,483,442.10x = 2,224,944.45 × 418,591.80 - Step 4: Simplify right side
1,483,442.10x = 931,343,502,225.51 - Step 5: Solve for x
x = 931,343,502,225.51/1,483,442.10 - Step 6: Final answer
x = 627,825.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.