Home / 761,433.18-1,141,342.09-356,284.04

Finding the Fourth Proportional to 761,433.18, 1,141,342.09 and 356,284.04

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Solution

The fourth proportional to 761,433.18, 1,141,342.09 and 356,284.04 is: 534,048.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,433.18 : 1,141,342.09 = 356,284.04 : x
  2. Step 2: Convert to fraction form
    761,433.18/1,141,342.09 = 356,284.04/x
  3. Step 3: Cross multiply
    761,433.18x = 1,141,342.09 × 356,284.04
  4. Step 4: Simplify right side
    761,433.18x = 406,641,970,847.24
  5. Step 5: Solve for x
    x = 406,641,970,847.24/761,433.18
  6. Step 6: Final answer
    x = 534,048.14

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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.