Finding the Fourth Proportional to 432,001, 596,161.38 and 253,153
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Solution
The fourth proportional to 432,001, 596,161.38 and 253,153 is: 349,351.14
Step by Step Solution
- Step 1: Write the proportion equation
432,001 : 596,161.38 = 253,153 : x - Step 2: Convert to fraction form
432,001/596,161.38 = 253,153/x - Step 3: Cross multiply
432,001x = 596,161.38 × 253,153 - Step 4: Simplify right side
432,001x = 150,920,041,831.14 - Step 5: Solve for x
x = 150,920,041,831.14/432,001 - Step 6: Final answer
x = 349,351.14
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1.5x scale
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.