Finding the Fourth Proportional to 4,352,203.20, 6,528,304.80 and 3,356,875.20
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Solution
The fourth proportional to 4,352,203.20, 6,528,304.80 and 3,356,875.20 is: 5,035,312.80
Step by Step Solution
- Step 1: Write the proportion equation
4,352,203.20 : 6,528,304.80 = 3,356,875.20 : x - Step 2: Convert to fraction form
4,352,203.20/6,528,304.80 = 3,356,875.20/x - Step 3: Cross multiply
4,352,203.20x = 6,528,304.80 × 3,356,875.20 - Step 4: Simplify right side
4,352,203.20x = 21,914,704,481,160.96 - Step 5: Solve for x
x = 21,914,704,481,160.96/4,352,203.20 - Step 6: Final answer
x = 5,035,312.80
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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.