Finding the Fourth Proportional to 403,767.70, 604,339.35 and 403,767.70
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Solution
The fourth proportional to 403,767.70, 604,339.35 and 403,767.70 is: 604,339.35
Step by Step Solution
- Step 1: Write the proportion equation
403,767.70 : 604,339.35 = 403,767.70 : x - Step 2: Convert to fraction form
403,767.70/604,339.35 = 403,767.70/x - Step 3: Cross multiply
403,767.70x = 604,339.35 × 403,767.70 - Step 4: Simplify right side
403,767.70x = 244,012,709,369.00 - Step 5: Solve for x
x = 244,012,709,369.00/403,767.70 - Step 6: Final answer
x = 604,339.35
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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.