Finding the Fourth Proportional to 746,358.08, 1,029,160.20 and 504,220.22
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Solution
The fourth proportional to 746,358.08, 1,029,160.20 and 504,220.22 is: 695,274.02
Step by Step Solution
- Step 1: Write the proportion equation
746,358.08 : 1,029,160.20 = 504,220.22 : x - Step 2: Convert to fraction form
746,358.08/1,029,160.20 = 504,220.22/x - Step 3: Cross multiply
746,358.08x = 1,029,160.20 × 504,220.22 - Step 4: Simplify right side
746,358.08x = 518,923,382,459.24 - Step 5: Solve for x
x = 518,923,382,459.24/746,358.08 - Step 6: Final answer
x = 695,274.02
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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.