Finding the Fourth Proportional to 397,315.70, 595,973.55 and 397,315.70
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Solution
The fourth proportional to 397,315.70, 595,973.55 and 397,315.70 is: 595,973.55
Step by Step Solution
- Step 1: Write the proportion equation
397,315.70 : 595,973.55 = 397,315.70 : x - Step 2: Convert to fraction form
397,315.70/595,973.55 = 397,315.70/x - Step 3: Cross multiply
397,315.70x = 595,973.55 × 397,315.70 - Step 4: Simplify right side
397,315.70x = 236,789,648,199.74 - Step 5: Solve for x
x = 236,789,648,199.74/397,315.70 - Step 6: Final answer
x = 595,973.55
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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.