Home / 761,079.87-1,141,673-305,671.14

Finding the Fourth Proportional to 761,079.87, 1,141,673 and 305,671.14

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Solution

The fourth proportional to 761,079.87, 1,141,673 and 305,671.14 is: 458,528.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,079.87 : 1,141,673 = 305,671.14 : x
  2. Step 2: Convert to fraction form
    761,079.87/1,141,673 = 305,671.14/x
  3. Step 3: Cross multiply
    761,079.87x = 1,141,673 × 305,671.14
  4. Step 4: Simplify right side
    761,079.87x = 348,976,487,417.22
  5. Step 5: Solve for x
    x = 348,976,487,417.22/761,079.87
  6. Step 6: Final answer
    x = 458,528.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.