Home / 411,688.19-617,532.30-174,865.25

Finding the Fourth Proportional to 411,688.19, 617,532.30 and 174,865.25

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Solution

The fourth proportional to 411,688.19, 617,532.30 and 174,865.25 is: 262,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,688.19 : 617,532.30 = 174,865.25 : x
  2. Step 2: Convert to fraction form
    411,688.19/617,532.30 = 174,865.25/x
  3. Step 3: Cross multiply
    411,688.19x = 617,532.30 × 174,865.25
  4. Step 4: Simplify right side
    411,688.19x = 107,984,941,566.41
  5. Step 5: Solve for x
    x = 107,984,941,566.41/411,688.19
  6. Step 6: Final answer
    x = 262,297.88

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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.