Finding the Fourth Proportional to 956,506.86, 1,319,936.88 and 548,316.06
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Solution
The fourth proportional to 956,506.86, 1,319,936.88 and 548,316.06 is: 756,651.75
Step by Step Solution
- Step 1: Write the proportion equation
956,506.86 : 1,319,936.88 = 548,316.06 : x - Step 2: Convert to fraction form
956,506.86/1,319,936.88 = 548,316.06/x - Step 3: Cross multiply
956,506.86x = 1,319,936.88 × 548,316.06 - Step 4: Simplify right side
956,506.86x = 723,742,589,490.29 - Step 5: Solve for x
x = 723,742,589,490.29/956,506.86 - Step 6: Final answer
x = 756,651.75
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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.