Home / 593,121.60-889,682.40-434,491.20

Finding the Fourth Proportional to 593,121.60, 889,682.40 and 434,491.20

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Solution

The fourth proportional to 593,121.60, 889,682.40 and 434,491.20 is: 651,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,121.60 : 889,682.40 = 434,491.20 : x
  2. Step 2: Convert to fraction form
    593,121.60/889,682.40 = 434,491.20/x
  3. Step 3: Cross multiply
    593,121.60x = 889,682.40 × 434,491.20
  4. Step 4: Simplify right side
    593,121.60x = 386,559,173,594.88
  5. Step 5: Solve for x
    x = 386,559,173,594.88/593,121.60
  6. Step 6: Final answer
    x = 651,736.80

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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.