Finding the Fourth Proportional to 417,317.06, 625,982.07 and 101,779.94
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Solution
The fourth proportional to 417,317.06, 625,982.07 and 101,779.94 is: 152,671.49
Step by Step Solution
- Step 1: Write the proportion equation
417,317.06 : 625,982.07 = 101,779.94 : x - Step 2: Convert to fraction form
417,317.06/625,982.07 = 101,779.94/x - Step 3: Cross multiply
417,317.06x = 625,982.07 × 101,779.94 - Step 4: Simplify right side
417,317.06x = 63,712,417,525.68 - Step 5: Solve for x
x = 63,712,417,525.68/417,317.06 - Step 6: Final answer
x = 152,671.49
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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.