Finding the Fourth Proportional to 288,283.74, 432,217.71 and 175,937.55
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Solution
The fourth proportional to 288,283.74, 432,217.71 and 175,937.55 is: 263,779.45
Step by Step Solution
- Step 1: Write the proportion equation
288,283.74 : 432,217.71 = 175,937.55 : x - Step 2: Convert to fraction form
288,283.74/432,217.71 = 175,937.55/x - Step 3: Cross multiply
288,283.74x = 432,217.71 × 175,937.55 - Step 4: Simplify right side
288,283.74x = 76,043,324,964.01 - Step 5: Solve for x
x = 76,043,324,964.01/288,283.74 - Step 6: Final answer
x = 263,779.45
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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.