Home / 762,869.25-1,052,792.37-423,337.50

Finding the Fourth Proportional to 762,869.25, 1,052,792.37 and 423,337.50

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Solution

The fourth proportional to 762,869.25, 1,052,792.37 and 423,337.50 is: 584,223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,869.25 : 1,052,792.37 = 423,337.50 : x
  2. Step 2: Convert to fraction form
    762,869.25/1,052,792.37 = 423,337.50/x
  3. Step 3: Cross multiply
    762,869.25x = 1,052,792.37 × 423,337.50
  4. Step 4: Simplify right side
    762,869.25x = 445,686,489,934.88
  5. Step 5: Solve for x
    x = 445,686,489,934.88/762,869.25
  6. Step 6: Final answer
    x = 584,223.95

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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.