Finding the Fourth Proportional to 844,579.74, 1,165,518.27 and 457,393.95
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Solution
The fourth proportional to 844,579.74, 1,165,518.27 and 457,393.95 is: 631,202.69
Step by Step Solution
- Step 1: Write the proportion equation
844,579.74 : 1,165,518.27 = 457,393.95 : x - Step 2: Convert to fraction form
844,579.74/1,165,518.27 = 457,393.95/x - Step 3: Cross multiply
844,579.74x = 1,165,518.27 × 457,393.95 - Step 4: Simplify right side
844,579.74x = 533,101,005,312.47 - Step 5: Solve for x
x = 533,101,005,312.47/844,579.74 - Step 6: Final answer
x = 631,202.69
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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.