Finding the Fourth Proportional to 4,432,120.08, 6,648,179.88 and 1,066,326.96
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Solution
The fourth proportional to 4,432,120.08, 6,648,179.88 and 1,066,326.96 is: 1,599,490.38
Step by Step Solution
- Step 1: Write the proportion equation
4,432,120.08 : 6,648,179.88 = 1,066,326.96 : x - Step 2: Convert to fraction form
4,432,120.08/6,648,179.88 = 1,066,326.96/x - Step 3: Cross multiply
4,432,120.08x = 6,648,179.88 × 1,066,326.96 - Step 4: Simplify right side
4,432,120.08x = 7,089,133,440,973.57 - Step 5: Solve for x
x = 7,089,133,440,973.57/4,432,120.08 - Step 6: Final answer
x = 1,599,490.38
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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.