Finding the Fourth Proportional to 268,483.68, 370,425.42 and 176,576.76
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Solution
The fourth proportional to 268,483.68, 370,425.42 and 176,576.76 is: 243,621.96
Step by Step Solution
- Step 1: Write the proportion equation
268,483.68 : 370,425.42 = 176,576.76 : x - Step 2: Convert to fraction form
268,483.68/370,425.42 = 176,576.76/x - Step 3: Cross multiply
268,483.68x = 370,425.42 × 176,576.76 - Step 4: Simplify right side
268,483.68x = 65,408,520,485.24 - Step 5: Solve for x
x = 65,408,520,485.24/268,483.68 - Step 6: Final answer
x = 243,621.96
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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.