Finding the Fourth Proportional to 586,136.02, 808,873.42 and 344,423.92
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Solution
The fourth proportional to 586,136.02, 808,873.42 and 344,423.92 is: 475,308.37
Step by Step Solution
- Step 1: Write the proportion equation
586,136.02 : 808,873.42 = 344,423.92 : x - Step 2: Convert to fraction form
586,136.02/808,873.42 = 344,423.92/x - Step 3: Cross multiply
586,136.02x = 808,873.42 × 344,423.92 - Step 4: Simplify right side
586,136.02x = 278,595,354,100.21 - Step 5: Solve for x
x = 278,595,354,100.21/586,136.02 - Step 6: Final answer
x = 475,308.37
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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.