Home / 437,429.16-603,644.40-246,438.45

Finding the Fourth Proportional to 437,429.16, 603,644.40 and 246,438.45

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Solution

The fourth proportional to 437,429.16, 603,644.40 and 246,438.45 is: 340,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,429.16 : 603,644.40 = 246,438.45 : x
  2. Step 2: Convert to fraction form
    437,429.16/603,644.40 = 246,438.45/x
  3. Step 3: Cross multiply
    437,429.16x = 603,644.40 × 246,438.45
  4. Step 4: Simplify right side
    437,429.16x = 148,761,190,287.18
  5. Step 5: Solve for x
    x = 148,761,190,287.18/437,429.16
  6. Step 6: Final answer
    x = 340,080.64

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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.