Finding the Fourth Proportional to 488,587.10, 732,856.35 and 251,953.70
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Solution
The fourth proportional to 488,587.10, 732,856.35 and 251,953.70 is: 377,918.02
Step by Step Solution
- Step 1: Write the proportion equation
488,587.10 : 732,856.35 = 251,953.70 : x - Step 2: Convert to fraction form
488,587.10/732,856.35 = 251,953.70/x - Step 3: Cross multiply
488,587.10x = 732,856.35 × 251,953.70 - Step 4: Simplify right side
488,587.10x = 184,645,868,951.00 - Step 5: Solve for x
x = 184,645,868,951.00/488,587.10 - Step 6: Final answer
x = 377,918.02
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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.