Finding the Fourth Proportional to 1,075,795.74, 1,484,630.80 and 592,378.18
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Solution
The fourth proportional to 1,075,795.74, 1,484,630.80 and 592,378.18 is: 817,499.88
Step by Step Solution
- Step 1: Write the proportion equation
1,075,795.74 : 1,484,630.80 = 592,378.18 : x - Step 2: Convert to fraction form
1,075,795.74/1,484,630.80 = 592,378.18/x - Step 3: Cross multiply
1,075,795.74x = 1,484,630.80 × 592,378.18 - Step 4: Simplify right side
1,075,795.74x = 879,462,891,275.94 - Step 5: Solve for x
x = 879,462,891,275.94/1,075,795.74 - Step 6: Final answer
x = 817,499.88
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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.