Finding the Fourth Proportional to 833,245.93, 1,249,933.70 and 272,337.13
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Solution
The fourth proportional to 833,245.93, 1,249,933.70 and 272,337.13 is: 408,526.88
Step by Step Solution
- Step 1: Write the proportion equation
833,245.93 : 1,249,933.70 = 272,337.13 : x - Step 2: Convert to fraction form
833,245.93/1,249,933.70 = 272,337.13/x - Step 3: Cross multiply
833,245.93x = 1,249,933.70 × 272,337.13 - Step 4: Simplify right side
833,245.93x = 340,403,356,548.28 - Step 5: Solve for x
x = 340,403,356,548.28/833,245.93 - Step 6: Final answer
x = 408,526.88
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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.