Finding the Fourth Proportional to 523,484.73, 722,224.99 and 342,302.71
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Solution
The fourth proportional to 523,484.73, 722,224.99 and 342,302.71 is: 472,257.46
Step by Step Solution
- Step 1: Write the proportion equation
523,484.73 : 722,224.99 = 342,302.71 : x - Step 2: Convert to fraction form
523,484.73/722,224.99 = 342,302.71/x - Step 3: Cross multiply
523,484.73x = 722,224.99 × 342,302.71 - Step 4: Simplify right side
523,484.73x = 247,219,571,306.72 - Step 5: Solve for x
x = 247,219,571,306.72/523,484.73 - Step 6: Final answer
x = 472,257.46
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1.5x scale
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.