Finding the Fourth Proportional to 170,752.70, 239,403.70 and 170,752.70
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Solution
The fourth proportional to 170,752.70, 239,403.70 and 170,752.70 is: 239,403.70
Step by Step Solution
- Step 1: Write the proportion equation
170,752.70 : 239,403.70 = 170,752.70 : x - Step 2: Convert to fraction form
170,752.70/239,403.70 = 170,752.70/x - Step 3: Cross multiply
170,752.70x = 239,403.70 × 170,752.70 - Step 4: Simplify right side
170,752.70x = 40,878,828,164.99 - Step 5: Solve for x
x = 40,878,828,164.99/170,752.70 - Step 6: Final answer
x = 239,403.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.