Finding the Fourth Proportional to 588,450.96, 812,122.12 and 346,811.38
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Solution
The fourth proportional to 588,450.96, 812,122.12 and 346,811.38 is: 478,634.95
Step by Step Solution
- Step 1: Write the proportion equation
588,450.96 : 812,122.12 = 346,811.38 : x - Step 2: Convert to fraction form
588,450.96/812,122.12 = 346,811.38/x - Step 3: Cross multiply
588,450.96x = 812,122.12 × 346,811.38 - Step 4: Simplify right side
588,450.96x = 281,653,196,059.92 - Step 5: Solve for x
x = 281,653,196,059.92/588,450.96 - Step 6: Final answer
x = 478,634.95
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1.5x scale
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.