Finding the Fourth Proportional to 588,725.70, 883,088.55 and 145,493.70
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Solution
The fourth proportional to 588,725.70, 883,088.55 and 145,493.70 is: 218,240.55
Step by Step Solution
- Step 1: Write the proportion equation
588,725.70 : 883,088.55 = 145,493.70 : x - Step 2: Convert to fraction form
588,725.70/883,088.55 = 145,493.70/x - Step 3: Cross multiply
588,725.70x = 883,088.55 × 145,493.70 - Step 4: Simplify right side
588,725.70x = 128,483,820,567.14 - Step 5: Solve for x
x = 128,483,820,567.14/588,725.70 - Step 6: Final answer
x = 218,240.55
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1.5x scale
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.