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Finding the Fourth Proportional to 703,361.07, 970,528.64 and 416,834.91

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Solution

The fourth proportional to 703,361.07, 970,528.64 and 416,834.91 is: 575,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,361.07 : 970,528.64 = 416,834.91 : x
  2. Step 2: Convert to fraction form
    703,361.07/970,528.64 = 416,834.91/x
  3. Step 3: Cross multiply
    703,361.07x = 970,528.64 × 416,834.91
  4. Step 4: Simplify right side
    703,361.07x = 404,550,216,222.65
  5. Step 5: Solve for x
    x = 404,550,216,222.65/703,361.07
  6. Step 6: Final answer
    x = 575,167.20

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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.