Home / 761,078.87-1,141,671.50-305,670.14

Finding the Fourth Proportional to 761,078.87, 1,141,671.50 and 305,670.14

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Solution

The fourth proportional to 761,078.87, 1,141,671.50 and 305,670.14 is: 458,526.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,078.87 : 1,141,671.50 = 305,670.14 : x
  2. Step 2: Convert to fraction form
    761,078.87/1,141,671.50 = 305,670.14/x
  3. Step 3: Cross multiply
    761,078.87x = 1,141,671.50 × 305,670.14
  4. Step 4: Simplify right side
    761,078.87x = 348,974,885,710.66
  5. Step 5: Solve for x
    x = 348,974,885,710.66/761,078.87
  6. Step 6: Final answer
    x = 458,526.57

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