Finding the Fourth Proportional to 955,259.91, 1,432,371.06 and 474,432.75
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Solution
The fourth proportional to 955,259.91, 1,432,371.06 and 474,432.75 is: 711,391.46
Step by Step Solution
- Step 1: Write the proportion equation
955,259.91 : 1,432,371.06 = 474,432.75 : x - Step 2: Convert to fraction form
955,259.91/1,432,371.06 = 474,432.75/x - Step 3: Cross multiply
955,259.91x = 1,432,371.06 × 474,432.75 - Step 4: Simplify right side
955,259.91x = 679,563,741,016.22 - Step 5: Solve for x
x = 679,563,741,016.22/955,259.91 - Step 6: Final answer
x = 711,391.46
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1.5x scale
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.