Home / 970,640.96-1,339,584.70-583,583

Finding the Fourth Proportional to 970,640.96, 1,339,584.70 and 583,583

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Solution

The fourth proportional to 970,640.96, 1,339,584.70 and 583,583 is: 805,404.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,640.96 : 1,339,584.70 = 583,583 : x
  2. Step 2: Convert to fraction form
    970,640.96/1,339,584.70 = 583,583/x
  3. Step 3: Cross multiply
    970,640.96x = 1,339,584.70 × 583,583
  4. Step 4: Simplify right side
    970,640.96x = 781,758,857,980.10
  5. Step 5: Solve for x
    x = 781,758,857,980.10/970,640.96
  6. Step 6: Final answer
    x = 805,404.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.