Finding the Fourth Proportional to 552,735.15, 829,009.98 and 153,416.49
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Solution
The fourth proportional to 552,735.15, 829,009.98 and 153,416.49 is: 230,098.99
Step by Step Solution
- Step 1: Write the proportion equation
552,735.15 : 829,009.98 = 153,416.49 : x - Step 2: Convert to fraction form
552,735.15/829,009.98 = 153,416.49/x - Step 3: Cross multiply
552,735.15x = 829,009.98 × 153,416.49 - Step 4: Simplify right side
552,735.15x = 127,183,801,306.57 - Step 5: Solve for x
x = 127,183,801,306.57/552,735.15 - Step 6: Final answer
x = 230,098.99
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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.