Finding the Fourth Proportional to 301,095.70, 451,643.55 and 101,349.70
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Solution
The fourth proportional to 301,095.70, 451,643.55 and 101,349.70 is: 152,024.55
Step by Step Solution
- Step 1: Write the proportion equation
301,095.70 : 451,643.55 = 101,349.70 : x - Step 2: Convert to fraction form
301,095.70/451,643.55 = 101,349.70/x - Step 3: Cross multiply
301,095.70x = 451,643.55 × 101,349.70 - Step 4: Simplify right side
301,095.70x = 45,773,938,299.44 - Step 5: Solve for x
x = 45,773,938,299.44/301,095.70 - Step 6: Final answer
x = 152,024.55
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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.