Finding the Fourth Proportional to 437,883.47, 657,119.99 and 153,576.66
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Solution
The fourth proportional to 437,883.47, 657,119.99 and 153,576.66 is: 230,468.38
Step by Step Solution
- Step 1: Write the proportion equation
437,883.47 : 657,119.99 = 153,576.66 : x - Step 2: Convert to fraction form
437,883.47/657,119.99 = 153,576.66/x - Step 3: Cross multiply
437,883.47x = 657,119.99 × 153,576.66 - Step 4: Simplify right side
437,883.47x = 100,918,292,435.28 - Step 5: Solve for x
x = 100,918,292,435.28/437,883.47 - Step 6: Final answer
x = 230,468.38
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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.