Finding the Fourth Proportional to 583,497.80, 875,246.70 and 209,558.60
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Solution
The fourth proportional to 583,497.80, 875,246.70 and 209,558.60 is: 314,337.90
Step by Step Solution
- Step 1: Write the proportion equation
583,497.80 : 875,246.70 = 209,558.60 : x - Step 2: Convert to fraction form
583,497.80/875,246.70 = 209,558.60/x - Step 3: Cross multiply
583,497.80x = 875,246.70 × 209,558.60 - Step 4: Simplify right side
583,497.80x = 183,415,473,106.62 - Step 5: Solve for x
x = 183,415,473,106.62/583,497.80 - Step 6: Final answer
x = 314,337.90
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Similar ratio
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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.