Finding the Fourth Proportional to 1,424,522.84, 2,136,776.08 and 359,560.48
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Solution
The fourth proportional to 1,424,522.84, 2,136,776.08 and 359,560.48 is: 539,338.66
Step by Step Solution
- Step 1: Write the proportion equation
1,424,522.84 : 2,136,776.08 = 359,560.48 : x - Step 2: Convert to fraction form
1,424,522.84/2,136,776.08 = 359,560.48/x - Step 3: Cross multiply
1,424,522.84x = 2,136,776.08 × 359,560.48 - Step 4: Simplify right side
1,424,522.84x = 768,300,232,977.32 - Step 5: Solve for x
x = 768,300,232,977.32/1,424,522.84 - Step 6: Final answer
x = 539,338.66
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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.