Finding the Fourth Proportional to 463,122.66, 694,683.99 and 130,698.66
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Solution
The fourth proportional to 463,122.66, 694,683.99 and 130,698.66 is: 196,047.99
Step by Step Solution
- Step 1: Write the proportion equation
463,122.66 : 694,683.99 = 130,698.66 : x - Step 2: Convert to fraction form
463,122.66/694,683.99 = 130,698.66/x - Step 3: Cross multiply
463,122.66x = 694,683.99 × 130,698.66 - Step 4: Simplify right side
463,122.66x = 90,794,266,616.45 - Step 5: Solve for x
x = 90,794,266,616.45/463,122.66 - Step 6: Final answer
x = 196,047.99
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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.