Finding the Fourth Proportional to 432,281.70, 603,794.70 and 432,281.70
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Solution
The fourth proportional to 432,281.70, 603,794.70 and 432,281.70 is: 603,794.70
Step by Step Solution
- Step 1: Write the proportion equation
432,281.70 : 603,794.70 = 432,281.70 : x - Step 2: Convert to fraction form
432,281.70/603,794.70 = 432,281.70/x - Step 3: Cross multiply
432,281.70x = 603,794.70 × 432,281.70 - Step 4: Simplify right side
432,281.70x = 261,009,399,366.99 - Step 5: Solve for x
x = 261,009,399,366.99/432,281.70 - Step 6: Final answer
x = 603,794.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.