Finding the Fourth Proportional to 432,456.99, 596,787.08 and 236,223.63
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Solution
The fourth proportional to 432,456.99, 596,787.08 and 236,223.63 is: 325,986.66
Step by Step Solution
- Step 1: Write the proportion equation
432,456.99 : 596,787.08 = 236,223.63 : x - Step 2: Convert to fraction form
432,456.99/596,787.08 = 236,223.63/x - Step 3: Cross multiply
432,456.99x = 596,787.08 × 236,223.63 - Step 4: Simplify right side
432,456.99x = 140,975,210,374.70 - Step 5: Solve for x
x = 140,975,210,374.70/432,456.99 - Step 6: Final answer
x = 325,986.66
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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.