Finding the Fourth Proportional to 264,154.97, 396,292.89 and 114,420.18
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Solution
The fourth proportional to 264,154.97, 396,292.89 and 114,420.18 is: 171,656.45
Step by Step Solution
- Step 1: Write the proportion equation
264,154.97 : 396,292.89 = 114,420.18 : x - Step 2: Convert to fraction form
264,154.97/396,292.89 = 114,420.18/x - Step 3: Cross multiply
264,154.97x = 396,292.89 × 114,420.18 - Step 4: Simplify right side
264,154.97x = 45,343,903,806.52 - Step 5: Solve for x
x = 45,343,903,806.52/264,154.97 - Step 6: Final answer
x = 171,656.45
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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.