Home / 706,163.40-1,058,856.30-284,963.40

Finding the Fourth Proportional to 706,163.40, 1,058,856.30 and 284,963.40

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Solution

The fourth proportional to 706,163.40, 1,058,856.30 and 284,963.40 is: 427,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,163.40 : 1,058,856.30 = 284,963.40 : x
  2. Step 2: Convert to fraction form
    706,163.40/1,058,856.30 = 284,963.40/x
  3. Step 3: Cross multiply
    706,163.40x = 1,058,856.30 × 284,963.40
  4. Step 4: Simplify right side
    706,163.40x = 301,735,291,359.42
  5. Step 5: Solve for x
    x = 301,735,291,359.42/706,163.40
  6. Step 6: Final answer
    x = 427,288.20

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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.