Home / 959,107.71-1,323,568.76-529,387.95

Finding the Fourth Proportional to 959,107.71, 1,323,568.76 and 529,387.95

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Solution

The fourth proportional to 959,107.71, 1,323,568.76 and 529,387.95 is: 730,555.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,107.71 : 1,323,568.76 = 529,387.95 : x
  2. Step 2: Convert to fraction form
    959,107.71/1,323,568.76 = 529,387.95/x
  3. Step 3: Cross multiply
    959,107.71x = 1,323,568.76 × 529,387.95
  4. Step 4: Simplify right side
    959,107.71x = 700,681,354,856.89
  5. Step 5: Solve for x
    x = 700,681,354,856.89/959,107.71
  6. Step 6: Final answer
    x = 730,555.44

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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.