Finding the Fourth Proportional to 1,044,039, 1,566,058.50 and 256,071
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Solution
The fourth proportional to 1,044,039, 1,566,058.50 and 256,071 is: 384,106.50
Step by Step Solution
- Step 1: Write the proportion equation
1,044,039 : 1,566,058.50 = 256,071 : x - Step 2: Convert to fraction form
1,044,039/1,566,058.50 = 256,071/x - Step 3: Cross multiply
1,044,039x = 1,566,058.50 × 256,071 - Step 4: Simplify right side
1,044,039x = 401,022,166,153.50 - Step 5: Solve for x
x = 401,022,166,153.50/1,044,039 - Step 6: Final answer
x = 384,106.50
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1.5x scale
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.