Home / 647,963.54-971,834.59-174,538.18

Finding the Fourth Proportional to 647,963.54, 971,834.59 and 174,538.18

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Solution

The fourth proportional to 647,963.54, 971,834.59 and 174,538.18 is: 261,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,963.54 : 971,834.59 = 174,538.18 : x
  2. Step 2: Convert to fraction form
    647,963.54/971,834.59 = 174,538.18/x
  3. Step 3: Cross multiply
    647,963.54x = 971,834.59 × 174,538.18
  4. Step 4: Simplify right side
    647,963.54x = 169,622,240,599.65
  5. Step 5: Solve for x
    x = 169,622,240,599.65/647,963.54
  6. Step 6: Final answer
    x = 261,777.45

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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.