Finding the Fourth Proportional to 750,924.99, 1,036,277.54 and 406,764.63
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Solution
The fourth proportional to 750,924.99, 1,036,277.54 and 406,764.63 is: 561,335.76
Step by Step Solution
- Step 1: Write the proportion equation
750,924.99 : 1,036,277.54 = 406,764.63 : x - Step 2: Convert to fraction form
750,924.99/1,036,277.54 = 406,764.63/x - Step 3: Cross multiply
750,924.99x = 1,036,277.54 × 406,764.63 - Step 4: Simplify right side
750,924.99x = 421,521,050,135.41 - Step 5: Solve for x
x = 421,521,050,135.41/750,924.99 - Step 6: Final answer
x = 561,335.76
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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.