Finding the Fourth Proportional to 924,142.95, 1,386,263.97 and 293,105.97
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Solution
The fourth proportional to 924,142.95, 1,386,263.97 and 293,105.97 is: 439,674.67
Step by Step Solution
- Step 1: Write the proportion equation
924,142.95 : 1,386,263.97 = 293,105.97 : x - Step 2: Convert to fraction form
924,142.95/1,386,263.97 = 293,105.97/x - Step 3: Cross multiply
924,142.95x = 1,386,263.97 × 293,105.97 - Step 4: Simplify right side
924,142.95x = 406,322,245,602.90 - Step 5: Solve for x
x = 406,322,245,602.90/924,142.95 - Step 6: Final answer
x = 439,674.67
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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.