Finding the Fourth Proportional to 1,113,866.62, 1,537,116.66 and 604,558.06
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Solution
The fourth proportional to 1,113,866.62, 1,537,116.66 and 604,558.06 is: 834,279.66
Step by Step Solution
- Step 1: Write the proportion equation
1,113,866.62 : 1,537,116.66 = 604,558.06 : x - Step 2: Convert to fraction form
1,113,866.62/1,537,116.66 = 604,558.06/x - Step 3: Cross multiply
1,113,866.62x = 1,537,116.66 × 604,558.06 - Step 4: Simplify right side
1,113,866.62x = 929,276,265,963.28 - Step 5: Solve for x
x = 929,276,265,963.28/1,113,866.62 - Step 6: Final answer
x = 834,279.66
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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.