Finding the Fourth Proportional to 7,340,120.76, 10,133,048.35 and 4,588,338.95
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Solution
The fourth proportional to 7,340,120.76, 10,133,048.35 and 4,588,338.95 is: 6,334,209.20
Step by Step Solution
- Step 1: Write the proportion equation
7,340,120.76 : 10,133,048.35 = 4,588,338.95 : x - Step 2: Convert to fraction form
7,340,120.76/10,133,048.35 = 4,588,338.95/x - Step 3: Cross multiply
7,340,120.76x = 10,133,048.35 × 4,588,338.95 - Step 4: Simplify right side
7,340,120.76x = 46,493,860,426,538.23 - Step 5: Solve for x
x = 46,493,860,426,538.23/7,340,120.76 - Step 6: Final answer
x = 6,334,209.20
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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.