Finding the Fourth Proportional to 5,656,297.32, 7,805,865.96 and 3,209,011.44
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Solution
The fourth proportional to 5,656,297.32, 7,805,865.96 and 3,209,011.44 is: 4,428,535.44
Step by Step Solution
- Step 1: Write the proportion equation
5,656,297.32 : 7,805,865.96 = 3,209,011.44 : x - Step 2: Convert to fraction form
5,656,297.32/7,805,865.96 = 3,209,011.44/x - Step 3: Cross multiply
5,656,297.32x = 7,805,865.96 × 3,209,011.44 - Step 4: Simplify right side
5,656,297.32x = 25,049,113,164,746.58 - Step 5: Solve for x
x = 25,049,113,164,746.58/5,656,297.32 - Step 6: Final answer
x = 4,428,535.44
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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.