Finding the Fourth Proportional to 606,847.67, 837,421.41 and 348,542.93
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Solution
The fourth proportional to 606,847.67, 837,421.41 and 348,542.93 is: 480,972.95
Step by Step Solution
- Step 1: Write the proportion equation
606,847.67 : 837,421.41 = 348,542.93 : x - Step 2: Convert to fraction form
606,847.67/837,421.41 = 348,542.93/x - Step 3: Cross multiply
606,847.67x = 837,421.41 × 348,542.93 - Step 4: Simplify right side
606,847.67x = 291,877,311,886.13 - Step 5: Solve for x
x = 291,877,311,886.13/606,847.67 - Step 6: Final answer
x = 480,972.95
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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.