Finding the Fourth Proportional to 569,286.12, 853,638.95 and 190,070.65
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Solution
The fourth proportional to 569,286.12, 853,638.95 and 190,070.65 is: 285,009.08
Step by Step Solution
- Step 1: Write the proportion equation
569,286.12 : 853,638.95 = 190,070.65 : x - Step 2: Convert to fraction form
569,286.12/853,638.95 = 190,070.65/x - Step 3: Cross multiply
569,286.12x = 853,638.95 × 190,070.65 - Step 4: Simplify right side
569,286.12x = 162,251,711,634.04 - Step 5: Solve for x
x = 162,251,711,634.04/569,286.12 - Step 6: Final answer
x = 285,009.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.