Finding the Fourth Proportional to 5,480,901.60, 8,209,542.60 and 4,536,117.60
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Solution
The fourth proportional to 5,480,901.60, 8,209,542.60 and 4,536,117.60 is: 6,794,402.34
Step by Step Solution
- Step 1: Write the proportion equation
5,480,901.60 : 8,209,542.60 = 4,536,117.60 : x - Step 2: Convert to fraction form
5,480,901.60/8,209,542.60 = 4,536,117.60/x - Step 3: Cross multiply
5,480,901.60x = 8,209,542.60 × 4,536,117.60 - Step 4: Simplify right side
5,480,901.60x = 37,239,450,675,809.76 - Step 5: Solve for x
x = 37,239,450,675,809.76/5,480,901.60 - Step 6: Final answer
x = 6,794,402.34
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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.