Finding the Fourth Proportional to 346,821.63, 520,232.46 and 97,503.63
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Solution
The fourth proportional to 346,821.63, 520,232.46 and 97,503.63 is: 146,255.45
Step by Step Solution
- Step 1: Write the proportion equation
346,821.63 : 520,232.46 = 97,503.63 : x - Step 2: Convert to fraction form
346,821.63/520,232.46 = 97,503.63/x - Step 3: Cross multiply
346,821.63x = 520,232.46 × 97,503.63 - Step 4: Simplify right side
346,821.63x = 50,724,553,293.83 - Step 5: Solve for x
x = 50,724,553,293.83/346,821.63 - Step 6: Final answer
x = 146,255.45
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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.