Finding the Fourth Proportional to 609,774.42, 910,311.44 and 569,251.95
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Solution
The fourth proportional to 609,774.42, 910,311.44 and 569,251.95 is: 849,816.81
Step by Step Solution
- Step 1: Write the proportion equation
609,774.42 : 910,311.44 = 569,251.95 : x - Step 2: Convert to fraction form
609,774.42/910,311.44 = 569,251.95/x - Step 3: Cross multiply
609,774.42x = 910,311.44 × 569,251.95 - Step 4: Simplify right side
609,774.42x = 518,196,556,067.38 - Step 5: Solve for x
x = 518,196,556,067.38/609,774.42 - Step 6: Final answer
x = 849,816.81
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.