Finding the Fourth Proportional to 803,992.18, 1,109,459.49 and 441,414
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Solution
The fourth proportional to 803,992.18, 1,109,459.49 and 441,414 is: 609,124.02
Step by Step Solution
- Step 1: Write the proportion equation
803,992.18 : 1,109,459.49 = 441,414 : x - Step 2: Convert to fraction form
803,992.18/1,109,459.49 = 441,414/x - Step 3: Cross multiply
803,992.18x = 1,109,459.49 × 441,414 - Step 4: Simplify right side
803,992.18x = 489,730,951,318.86 - Step 5: Solve for x
x = 489,730,951,318.86/803,992.18 - Step 6: Final answer
x = 609,124.02
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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.