Finding the Fourth Proportional to 554,369.99, 764,973.48 and 409,252.95
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Solution
The fourth proportional to 554,369.99, 764,973.48 and 409,252.95 is: 564,726.92
Step by Step Solution
- Step 1: Write the proportion equation
554,369.99 : 764,973.48 = 409,252.95 : x - Step 2: Convert to fraction form
554,369.99/764,973.48 = 409,252.95/x - Step 3: Cross multiply
554,369.99x = 764,973.48 × 409,252.95 - Step 4: Simplify right side
554,369.99x = 313,067,654,896.47 - Step 5: Solve for x
x = 313,067,654,896.47/554,369.99 - Step 6: Final answer
x = 564,726.92
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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.