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Finding the Fourth Proportional to 593,665.12, 890,488.16 and 188,851.68

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Solution

The fourth proportional to 593,665.12, 890,488.16 and 188,851.68 is: 283,274.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,665.12 : 890,488.16 = 188,851.68 : x
  2. Step 2: Convert to fraction form
    593,665.12/890,488.16 = 188,851.68/x
  3. Step 3: Cross multiply
    593,665.12x = 890,488.16 × 188,851.68
  4. Step 4: Simplify right side
    593,665.12x = 168,170,185,036.11
  5. Step 5: Solve for x
    x = 168,170,185,036.11/593,665.12
  6. Step 6: Final answer
    x = 283,274.49

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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.