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Finding the Fourth Proportional to 1,341.77, 1,852.00 and 782.46

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Solution

The fourth proportional to 1,341.77, 1,852.00 and 782.46 is: 1,080.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.77 : 1,852.00 = 782.46 : x
  2. Step 2: Convert to fraction form
    1,341.77/1,852.00 = 782.46/x
  3. Step 3: Cross multiply
    1,341.77x = 1,852.00 × 782.46
  4. Step 4: Simplify right side
    1,341.77x = 1,449,113.96
  5. Step 5: Solve for x
    x = 1,449,113.96/1,341.77
  6. Step 6: Final answer
    x = 1,080.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.