Finding the Fourth Proportional to 669,228.24, 923,523.48 and 367,420.08
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Solution
The fourth proportional to 669,228.24, 923,523.48 and 367,420.08 is: 507,033.40
Step by Step Solution
- Step 1: Write the proportion equation
669,228.24 : 923,523.48 = 367,420.08 : x - Step 2: Convert to fraction form
669,228.24/923,523.48 = 367,420.08/x - Step 3: Cross multiply
669,228.24x = 923,523.48 × 367,420.08 - Step 4: Simplify right side
669,228.24x = 339,321,070,903.48 - Step 5: Solve for x
x = 339,321,070,903.48/669,228.24 - Step 6: Final answer
x = 507,033.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.