Finding the Fourth Proportional to 583,717.68, 805,495.68 and 338,683.52
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Solution
The fourth proportional to 583,717.68, 805,495.68 and 338,683.52 is: 467,363.11
Step by Step Solution
- Step 1: Write the proportion equation
583,717.68 : 805,495.68 = 338,683.52 : x - Step 2: Convert to fraction form
583,717.68/805,495.68 = 338,683.52/x - Step 3: Cross multiply
583,717.68x = 805,495.68 × 338,683.52 - Step 4: Simplify right side
583,717.68x = 272,808,112,247.19 - Step 5: Solve for x
x = 272,808,112,247.19/583,717.68 - Step 6: Final answer
x = 467,363.11
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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.