Finding the Fourth Proportional to 473,034.32, 709,644.95 and 173,517.68
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Solution
The fourth proportional to 473,034.32, 709,644.95 and 173,517.68 is: 260,310.80
Step by Step Solution
- Step 1: Write the proportion equation
473,034.32 : 709,644.95 = 173,517.68 : x - Step 2: Convert to fraction form
473,034.32/709,644.95 = 173,517.68/x - Step 3: Cross multiply
473,034.32x = 709,644.95 × 173,517.68 - Step 4: Simplify right side
473,034.32x = 123,135,940,931.90 - Step 5: Solve for x
x = 123,135,940,931.90/473,034.32 - Step 6: Final answer
x = 260,310.80
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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.