Finding the Fourth Proportional to 596,673.60, 823,132.80 and 354,820.80
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Solution
The fourth proportional to 596,673.60, 823,132.80 and 354,820.80 is: 489,488.12
Step by Step Solution
- Step 1: Write the proportion equation
596,673.60 : 823,132.80 = 354,820.80 : x - Step 2: Convert to fraction form
596,673.60/823,132.80 = 354,820.80/x - Step 3: Cross multiply
596,673.60x = 823,132.80 × 354,820.80 - Step 4: Simplify right side
596,673.60x = 292,064,638,602.24 - Step 5: Solve for x
x = 292,064,638,602.24/596,673.60 - Step 6: Final answer
x = 489,488.12
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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.