Finding the Fourth Proportional to 304,582.14, 420,303.33 and 168,606.63
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Solution
The fourth proportional to 304,582.14, 420,303.33 and 168,606.63 is: 232,666.07
Step by Step Solution
- Step 1: Write the proportion equation
304,582.14 : 420,303.33 = 168,606.63 : x - Step 2: Convert to fraction form
304,582.14/420,303.33 = 168,606.63/x - Step 3: Cross multiply
304,582.14x = 420,303.33 × 168,606.63 - Step 4: Simplify right side
304,582.14x = 70,865,928,049.08 - Step 5: Solve for x
x = 70,865,928,049.08/304,582.14 - Step 6: Final answer
x = 232,666.07
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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.