Finding the Fourth Proportional to 346,111.19, 519,166.80 and 93,391.68
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Solution
The fourth proportional to 346,111.19, 519,166.80 and 93,391.68 is: 140,087.52
Step by Step Solution
- Step 1: Write the proportion equation
346,111.19 : 519,166.80 = 93,391.68 : x - Step 2: Convert to fraction form
346,111.19/519,166.80 = 93,391.68/x - Step 3: Cross multiply
346,111.19x = 519,166.80 × 93,391.68 - Step 4: Simplify right side
346,111.19x = 48,485,859,652.22 - Step 5: Solve for x
x = 48,485,859,652.22/346,111.19 - Step 6: Final answer
x = 140,087.52
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1.5x scale
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.