Finding the Fourth Proportional to 1,692,710.58, 2,335,983.58 and 928,763.94
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Solution
The fourth proportional to 1,692,710.58, 2,335,983.58 and 928,763.94 is: 1,281,717.82
Step by Step Solution
- Step 1: Write the proportion equation
1,692,710.58 : 2,335,983.58 = 928,763.94 : x - Step 2: Convert to fraction form
1,692,710.58/2,335,983.58 = 928,763.94/x - Step 3: Cross multiply
1,692,710.58x = 2,335,983.58 × 928,763.94 - Step 4: Simplify right side
1,692,710.58x = 2,169,577,313,536.11 - Step 5: Solve for x
x = 2,169,577,313,536.11/1,692,710.58 - Step 6: Final answer
x = 1,281,717.82
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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.