Finding the Fourth Proportional to 7,319,254.80, 10,963,135.80 and 6,059,542.80
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Solution
The fourth proportional to 7,319,254.80, 10,963,135.80 and 6,059,542.80 is: 9,076,277.90
Step by Step Solution
- Step 1: Write the proportion equation
7,319,254.80 : 10,963,135.80 = 6,059,542.80 : x - Step 2: Convert to fraction form
7,319,254.80/10,963,135.80 = 6,059,542.80/x - Step 3: Cross multiply
7,319,254.80x = 10,963,135.80 × 6,059,542.80 - Step 4: Simplify right side
7,319,254.80x = 66,431,590,602,312.24 - Step 5: Solve for x
x = 66,431,590,602,312.24/7,319,254.80 - Step 6: Final answer
x = 9,076,277.90
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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.