Finding the Fourth Proportional to 546,341.24, 818,810.49 and 261,605.13
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Solution
The fourth proportional to 546,341.24, 818,810.49 and 261,605.13 is: 392,071.86
Step by Step Solution
- Step 1: Write the proportion equation
546,341.24 : 818,810.49 = 261,605.13 : x - Step 2: Convert to fraction form
546,341.24/818,810.49 = 261,605.13/x - Step 3: Cross multiply
546,341.24x = 818,810.49 × 261,605.13 - Step 4: Simplify right side
546,341.24x = 214,205,024,681.81 - Step 5: Solve for x
x = 214,205,024,681.81/546,341.24 - Step 6: Final answer
x = 392,071.86
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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.