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Finding the Fourth Proportional to 1,164,361.33, 1,746,441.93 and 708,834.32

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Solution

The fourth proportional to 1,164,361.33, 1,746,441.93 and 708,834.32 is: 1,063,190.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,361.33 : 1,746,441.93 = 708,834.32 : x
  2. Step 2: Convert to fraction form
    1,164,361.33/1,746,441.93 = 708,834.32/x
  3. Step 3: Cross multiply
    1,164,361.33x = 1,746,441.93 × 708,834.32
  4. Step 4: Simplify right side
    1,164,361.33x = 1,237,937,977,871.04
  5. Step 5: Solve for x
    x = 1,237,937,977,871.04/1,164,361.33
  6. Step 6: Final answer
    x = 1,063,190.56

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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.