Finding the Fourth Proportional to 884,032.08, 1,219,964.40 and 481,624.08
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Solution
The fourth proportional to 884,032.08, 1,219,964.40 and 481,624.08 is: 664,641.30
Step by Step Solution
- Step 1: Write the proportion equation
884,032.08 : 1,219,964.40 = 481,624.08 : x - Step 2: Convert to fraction form
884,032.08/1,219,964.40 = 481,624.08/x - Step 3: Cross multiply
884,032.08x = 1,219,964.40 × 481,624.08 - Step 4: Simplify right side
884,032.08x = 587,564,231,782.75 - Step 5: Solve for x
x = 587,564,231,782.75/884,032.08 - Step 6: Final answer
x = 664,641.30
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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.