Finding the Fourth Proportional to 542,756.04, 749,092.99 and 301,116.46
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Solution
The fourth proportional to 542,756.04, 749,092.99 and 301,116.46 is: 415,590.45
Step by Step Solution
- Step 1: Write the proportion equation
542,756.04 : 749,092.99 = 301,116.46 : x - Step 2: Convert to fraction form
542,756.04/749,092.99 = 301,116.46/x - Step 3: Cross multiply
542,756.04x = 749,092.99 × 301,116.46 - Step 4: Simplify right side
542,756.04x = 225,564,229,359.62 - Step 5: Solve for x
x = 225,564,229,359.62/542,756.04 - Step 6: Final answer
x = 415,590.45
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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.