Finding the Fourth Proportional to 503,762.69, 695,182.53 and 274,322.79
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Solution
The fourth proportional to 503,762.69, 695,182.53 and 274,322.79 is: 378,560.02
Step by Step Solution
- Step 1: Write the proportion equation
503,762.69 : 695,182.53 = 274,322.79 : x - Step 2: Convert to fraction form
503,762.69/695,182.53 = 274,322.79/x - Step 3: Cross multiply
503,762.69x = 695,182.53 × 274,322.79 - Step 4: Simplify right side
503,762.69x = 190,704,411,188.86 - Step 5: Solve for x
x = 190,704,411,188.86/503,762.69 - Step 6: Final answer
x = 378,560.02
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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.