Finding the Fourth Proportional to 547,463.65, 750,012.66 and 526,995.42
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Solution
The fourth proportional to 547,463.65, 750,012.66 and 526,995.42 is: 721,971.65
Step by Step Solution
- Step 1: Write the proportion equation
547,463.65 : 750,012.66 = 526,995.42 : x - Step 2: Convert to fraction form
547,463.65/750,012.66 = 526,995.42/x - Step 3: Cross multiply
547,463.65x = 750,012.66 × 526,995.42 - Step 4: Simplify right side
547,463.65x = 395,253,236,762.02 - Step 5: Solve for x
x = 395,253,236,762.02/547,463.65 - Step 6: Final answer
x = 721,971.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.