Finding the Fourth Proportional to 877,580.06, 1,316,421.12 and 246,543.08
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Solution
The fourth proportional to 877,580.06, 1,316,421.12 and 246,543.08 is: 369,828.96
Step by Step Solution
- Step 1: Write the proportion equation
877,580.06 : 1,316,421.12 = 246,543.08 : x - Step 2: Convert to fraction form
877,580.06/1,316,421.12 = 246,543.08/x - Step 3: Cross multiply
877,580.06x = 1,316,421.12 × 246,543.08 - Step 4: Simplify right side
877,580.06x = 324,554,517,501.85 - Step 5: Solve for x
x = 324,554,517,501.85/877,580.06 - Step 6: Final answer
x = 369,828.96
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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.