Finding the Fourth Proportional to 467,055.10, 700,485.45 and 130,008.70
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Solution
The fourth proportional to 467,055.10, 700,485.45 and 130,008.70 is: 194,985.99
Step by Step Solution
- Step 1: Write the proportion equation
467,055.10 : 700,485.45 = 130,008.70 : x - Step 2: Convert to fraction form
467,055.10/700,485.45 = 130,008.70/x - Step 3: Cross multiply
467,055.10x = 700,485.45 × 130,008.70 - Step 4: Simplify right side
467,055.10x = 91,069,202,723.42 - Step 5: Solve for x
x = 91,069,202,723.42/467,055.10 - Step 6: Final answer
x = 194,985.99
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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.