Finding the Fourth Proportional to 524,312.18, 723,539.99 and 291,733.95
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Solution
The fourth proportional to 524,312.18, 723,539.99 and 291,733.95 is: 402,586.83
Step by Step Solution
- Step 1: Write the proportion equation
524,312.18 : 723,539.99 = 291,733.95 : x - Step 2: Convert to fraction form
524,312.18/723,539.99 = 291,733.95/x - Step 3: Cross multiply
524,312.18x = 723,539.99 × 291,733.95 - Step 4: Simplify right side
524,312.18x = 211,081,179,265.66 - Step 5: Solve for x
x = 211,081,179,265.66/524,312.18 - Step 6: Final answer
x = 402,586.83
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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.