Finding the Fourth Proportional to 3,564,216.20, 5,346,324.30 and 904,824.20
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Solution
The fourth proportional to 3,564,216.20, 5,346,324.30 and 904,824.20 is: 1,357,236.30
Step by Step Solution
- Step 1: Write the proportion equation
3,564,216.20 : 5,346,324.30 = 904,824.20 : x - Step 2: Convert to fraction form
3,564,216.20/5,346,324.30 = 904,824.20/x - Step 3: Cross multiply
3,564,216.20x = 5,346,324.30 × 904,824.20 - Step 4: Simplify right side
3,564,216.20x = 4,837,483,607,688.06 - Step 5: Solve for x
x = 4,837,483,607,688.06/3,564,216.20 - Step 6: Final answer
x = 1,357,236.30
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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.