Home / 437,619.60-656,429.40-250,477.20

Finding the Fourth Proportional to 437,619.60, 656,429.40 and 250,477.20

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Solution

The fourth proportional to 437,619.60, 656,429.40 and 250,477.20 is: 375,715.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,619.60 : 656,429.40 = 250,477.20 : x
  2. Step 2: Convert to fraction form
    437,619.60/656,429.40 = 250,477.20/x
  3. Step 3: Cross multiply
    437,619.60x = 656,429.40 × 250,477.20
  4. Step 4: Simplify right side
    437,619.60x = 164,420,598,109.68
  5. Step 5: Solve for x
    x = 164,420,598,109.68/437,619.60
  6. Step 6: Final answer
    x = 375,715.80

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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.