Finding the Fourth Proportional to 7,509,090.07, 10,362,480.55 and 4,246,545.07
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Solution
The fourth proportional to 7,509,090.07, 10,362,480.55 and 4,246,545.07 is: 5,860,196.15
Step by Step Solution
- Step 1: Write the proportion equation
7,509,090.07 : 10,362,480.55 = 4,246,545.07 : x - Step 2: Convert to fraction form
7,509,090.07/10,362,480.55 = 4,246,545.07/x - Step 3: Cross multiply
7,509,090.07x = 10,362,480.55 × 4,246,545.07 - Step 4: Simplify right side
7,509,090.07x = 44,004,740,692,573.40 - Step 5: Solve for x
x = 44,004,740,692,573.40/7,509,090.07 - Step 6: Final answer
x = 5,860,196.15
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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.