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Finding the Fourth Proportional to 593,784, 819,473.76 and 325,563.84

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Solution

The fourth proportional to 593,784, 819,473.76 and 325,563.84 is: 449,306.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,784 : 819,473.76 = 325,563.84 : x
  2. Step 2: Convert to fraction form
    593,784/819,473.76 = 325,563.84/x
  3. Step 3: Cross multiply
    593,784x = 819,473.76 × 325,563.84
  4. Step 4: Simplify right side
    593,784x = 266,791,024,084.84
  5. Step 5: Solve for x
    x = 266,791,024,084.84/593,784
  6. Step 6: Final answer
    x = 449,306.52

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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.