Finding the Fourth Proportional to 302,593.70, 453,890.55 and 302,593.70
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Solution
The fourth proportional to 302,593.70, 453,890.55 and 302,593.70 is: 453,890.55
Step by Step Solution
- Step 1: Write the proportion equation
302,593.70 : 453,890.55 = 302,593.70 : x - Step 2: Convert to fraction form
302,593.70/453,890.55 = 302,593.70/x - Step 3: Cross multiply
302,593.70x = 453,890.55 × 302,593.70 - Step 4: Simplify right side
302,593.70x = 137,344,420,919.54 - Step 5: Solve for x
x = 137,344,420,919.54/302,593.70 - Step 6: Final answer
x = 453,890.55
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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.