Finding the Fourth Proportional to 531,855.18, 793,634.54 and 474,534.99
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Solution
The fourth proportional to 531,855.18, 793,634.54 and 474,534.99 is: 708,101.32
Step by Step Solution
- Step 1: Write the proportion equation
531,855.18 : 793,634.54 = 474,534.99 : x - Step 2: Convert to fraction form
531,855.18/793,634.54 = 474,534.99/x - Step 3: Cross multiply
531,855.18x = 793,634.54 × 474,534.99 - Step 4: Simplify right side
531,855.18x = 376,607,356,129.88 - Step 5: Solve for x
x = 376,607,356,129.88/531,855.18 - Step 6: Final answer
x = 708,101.32
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.