Finding the Fourth Proportional to 750,848.84, 1,036,197.27 and 411,317.09
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Solution
The fourth proportional to 750,848.84, 1,036,197.27 and 411,317.09 is: 567,631.76
Step by Step Solution
- Step 1: Write the proportion equation
750,848.84 : 1,036,197.27 = 411,317.09 : x - Step 2: Convert to fraction form
750,848.84/1,036,197.27 = 411,317.09/x - Step 3: Cross multiply
750,848.84x = 1,036,197.27 × 411,317.09 - Step 4: Simplify right side
750,848.84x = 426,205,645,762.34 - Step 5: Solve for x
x = 426,205,645,762.34/750,848.84 - Step 6: Final answer
x = 567,631.76
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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.