Finding the Fourth Proportional to 518,844.24, 716,183.64 and 304,053.84
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Solution
The fourth proportional to 518,844.24, 716,183.64 and 304,053.84 is: 419,698.96
Step by Step Solution
- Step 1: Write the proportion equation
518,844.24 : 716,183.64 = 304,053.84 : x - Step 2: Convert to fraction form
518,844.24/716,183.64 = 304,053.84/x - Step 3: Cross multiply
518,844.24x = 716,183.64 × 304,053.84 - Step 4: Simplify right side
518,844.24x = 217,758,385,887.18 - Step 5: Solve for x
x = 217,758,385,887.18/518,844.24 - Step 6: Final answer
x = 419,698.96
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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.