Home / 761,125.14-1,141,817.40-262,372.50

Finding the Fourth Proportional to 761,125.14, 1,141,817.40 and 262,372.50

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Solution

The fourth proportional to 761,125.14, 1,141,817.40 and 262,372.50 is: 393,603.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,125.14 : 1,141,817.40 = 262,372.50 : x
  2. Step 2: Convert to fraction form
    761,125.14/1,141,817.40 = 262,372.50/x
  3. Step 3: Cross multiply
    761,125.14x = 1,141,817.40 × 262,372.50
  4. Step 4: Simplify right side
    761,125.14x = 299,581,485,781.50
  5. Step 5: Solve for x
    x = 299,581,485,781.50/761,125.14
  6. Step 6: Final answer
    x = 393,603.46

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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.