Finding the Fourth Proportional to 1,417,211.63, 2,125,381.41 and 406,062.66
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Solution
The fourth proportional to 1,417,211.63, 2,125,381.41 and 406,062.66 is: 608,969.05
Step by Step Solution
- Step 1: Write the proportion equation
1,417,211.63 : 2,125,381.41 = 406,062.66 : x - Step 2: Convert to fraction form
1,417,211.63/2,125,381.41 = 406,062.66/x - Step 3: Cross multiply
1,417,211.63x = 2,125,381.41 × 406,062.66 - Step 4: Simplify right side
1,417,211.63x = 863,038,024,874.06 - Step 5: Solve for x
x = 863,038,024,874.06/1,417,211.63 - Step 6: Final answer
x = 608,969.05
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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.