Finding the Fourth Proportional to 546,073.80, 819,110.70 and 492,929.70
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Solution
The fourth proportional to 546,073.80, 819,110.70 and 492,929.70 is: 739,394.55
Step by Step Solution
- Step 1: Write the proportion equation
546,073.80 : 819,110.70 = 492,929.70 : x - Step 2: Convert to fraction form
546,073.80/819,110.70 = 492,929.70/x - Step 3: Cross multiply
546,073.80x = 819,110.70 × 492,929.70 - Step 4: Simplify right side
546,073.80x = 403,763,991,617.79 - Step 5: Solve for x
x = 403,763,991,617.79/546,073.80 - Step 6: Final answer
x = 739,394.55
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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.