Finding the Fourth Proportional to 343,237.20, 473,679.19 and 207,244.07
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Solution
The fourth proportional to 343,237.20, 473,679.19 and 207,244.07 is: 286,003.98
Step by Step Solution
- Step 1: Write the proportion equation
343,237.20 : 473,679.19 = 207,244.07 : x - Step 2: Convert to fraction form
343,237.20/473,679.19 = 207,244.07/x - Step 3: Cross multiply
343,237.20x = 473,679.19 × 207,244.07 - Step 4: Simplify right side
343,237.20x = 98,167,202,876.86 - Step 5: Solve for x
x = 98,167,202,876.86/343,237.20 - Step 6: Final answer
x = 286,003.98
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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.