Finding the Fourth Proportional to 596,238.24, 822,519.68 and 354,349.60
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Solution
The fourth proportional to 596,238.24, 822,519.68 and 354,349.60 is: 488,830.64
Step by Step Solution
- Step 1: Write the proportion equation
596,238.24 : 822,519.68 = 354,349.60 : x - Step 2: Convert to fraction form
596,238.24/822,519.68 = 354,349.60/x - Step 3: Cross multiply
596,238.24x = 822,519.68 × 354,349.60 - Step 4: Simplify right side
596,238.24x = 291,459,519,600.13 - Step 5: Solve for x
x = 291,459,519,600.13/596,238.24 - Step 6: Final answer
x = 488,830.64
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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.