Finding the Fourth Proportional to 632,284.12, 948,421.14 and 258,044.68
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Solution
The fourth proportional to 632,284.12, 948,421.14 and 258,044.68 is: 387,064.96
Step by Step Solution
- Step 1: Write the proportion equation
632,284.12 : 948,421.14 = 258,044.68 : x - Step 2: Convert to fraction form
632,284.12/948,421.14 = 258,044.68/x - Step 3: Cross multiply
632,284.12x = 948,421.14 × 258,044.68 - Step 4: Simplify right side
632,284.12x = 244,735,029,576.54 - Step 5: Solve for x
x = 244,735,029,576.54/632,284.12 - Step 6: Final answer
x = 387,064.96
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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.