Finding the Fourth Proportional to 956,439.85, 1,319,844.36 and 548,248.99
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Solution
The fourth proportional to 956,439.85, 1,319,844.36 and 548,248.99 is: 756,559.17
Step by Step Solution
- Step 1: Write the proportion equation
956,439.85 : 1,319,844.36 = 548,248.99 : x - Step 2: Convert to fraction form
956,439.85/1,319,844.36 = 548,248.99/x - Step 3: Cross multiply
956,439.85x = 1,319,844.36 × 548,248.99 - Step 4: Simplify right side
956,439.85x = 723,603,337,327.20 - Step 5: Solve for x
x = 723,603,337,327.20/956,439.85 - Step 6: Final answer
x = 756,559.17
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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.