Finding the Fourth Proportional to 1,232,863.10, 1,849,220.84 and 513,023
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Solution
The fourth proportional to 1,232,863.10, 1,849,220.84 and 513,023 is: 769,503.79
Step by Step Solution
- Step 1: Write the proportion equation
1,232,863.10 : 1,849,220.84 = 513,023 : x - Step 2: Convert to fraction form
1,232,863.10/1,849,220.84 = 513,023/x - Step 3: Cross multiply
1,232,863.10x = 1,849,220.84 × 513,023 - Step 4: Simplify right side
1,232,863.10x = 948,692,822,999.32 - Step 5: Solve for x
x = 948,692,822,999.32/1,232,863.10 - Step 6: Final answer
x = 769,503.79
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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.