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Finding the Fourth Proportional to 593,066.60, 889,715.10 and 256,106.60

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Solution

The fourth proportional to 593,066.60, 889,715.10 and 256,106.60 is: 384,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,066.60 : 889,715.10 = 256,106.60 : x
  2. Step 2: Convert to fraction form
    593,066.60/889,715.10 = 256,106.60/x
  3. Step 3: Cross multiply
    593,066.60x = 889,715.10 × 256,106.60
  4. Step 4: Simplify right side
    593,066.60x = 227,861,909,229.66
  5. Step 5: Solve for x
    x = 227,861,909,229.66/593,066.60
  6. Step 6: Final answer
    x = 384,209.65

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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.