Finding the Fourth Proportional to 586,899.36, 880,601.76 and 316,973.34
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Solution
The fourth proportional to 586,899.36, 880,601.76 and 316,973.34 is: 475,596.50
Step by Step Solution
- Step 1: Write the proportion equation
586,899.36 : 880,601.76 = 316,973.34 : x - Step 2: Convert to fraction form
586,899.36/880,601.76 = 316,973.34/x - Step 3: Cross multiply
586,899.36x = 880,601.76 × 316,973.34 - Step 4: Simplify right side
586,899.36x = 279,127,281,077.08 - Step 5: Solve for x
x = 279,127,281,077.08/586,899.36 - Step 6: Final answer
x = 475,596.50
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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.