Finding the Fourth Proportional to 556,178.40, 833,768.64 and 201,108.96
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Solution
The fourth proportional to 556,178.40, 833,768.64 and 201,108.96 is: 301,483.02
Step by Step Solution
- Step 1: Write the proportion equation
556,178.40 : 833,768.64 = 201,108.96 : x - Step 2: Convert to fraction form
556,178.40/833,768.64 = 201,108.96/x - Step 3: Cross multiply
556,178.40x = 833,768.64 × 201,108.96 - Step 4: Simplify right side
556,178.40x = 167,678,344,071.01 - Step 5: Solve for x
x = 167,678,344,071.01/556,178.40 - Step 6: Final answer
x = 301,483.02
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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.