Finding the Fourth Proportional to 539,056.01, 743,123.97 and 424,136.45
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Solution
The fourth proportional to 539,056.01, 743,123.97 and 424,136.45 is: 584,699.84
Step by Step Solution
- Step 1: Write the proportion equation
539,056.01 : 743,123.97 = 424,136.45 : x - Step 2: Convert to fraction form
539,056.01/743,123.97 = 424,136.45/x - Step 3: Cross multiply
539,056.01x = 743,123.97 × 424,136.45 - Step 4: Simplify right side
539,056.01x = 315,185,964,403.52 - Step 5: Solve for x
x = 315,185,964,403.52/539,056.01 - Step 6: Final answer
x = 584,699.84
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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.