Finding the Fourth Proportional to 5,352,593.40, 7,386,688.62 and 3,029,485.86
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Solution
The fourth proportional to 5,352,593.40, 7,386,688.62 and 3,029,485.86 is: 4,180,752.59
Step by Step Solution
- Step 1: Write the proportion equation
5,352,593.40 : 7,386,688.62 = 3,029,485.86 : x - Step 2: Convert to fraction form
5,352,593.40/7,386,688.62 = 3,029,485.86/x - Step 3: Cross multiply
5,352,593.40x = 7,386,688.62 × 3,029,485.86 - Step 4: Simplify right side
5,352,593.40x = 22,377,868,726,512.91 - Step 5: Solve for x
x = 22,377,868,726,512.91/5,352,593.40 - Step 6: Final answer
x = 4,180,752.59
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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.