Finding the Fourth Proportional to 653,282.43, 901,555.03 and 362,915.99
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Solution
The fourth proportional to 653,282.43, 901,555.03 and 362,915.99 is: 500,838.10
Step by Step Solution
- Step 1: Write the proportion equation
653,282.43 : 901,555.03 = 362,915.99 : x - Step 2: Convert to fraction form
653,282.43/901,555.03 = 362,915.99/x - Step 3: Cross multiply
653,282.43x = 901,555.03 × 362,915.99 - Step 4: Simplify right side
653,282.43x = 327,188,732,197.80 - Step 5: Solve for x
x = 327,188,732,197.80/653,282.43 - Step 6: Final answer
x = 500,838.10
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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.