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Finding the Fourth Proportional to 619,262, 929,049.08 and 176,030

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Solution

The fourth proportional to 619,262, 929,049.08 and 176,030 is: 264,089.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,262 : 929,049.08 = 176,030 : x
  2. Step 2: Convert to fraction form
    619,262/929,049.08 = 176,030/x
  3. Step 3: Cross multiply
    619,262x = 929,049.08 × 176,030
  4. Step 4: Simplify right side
    619,262x = 163,540,509,552.40
  5. Step 5: Solve for x
    x = 163,540,509,552.40/619,262
  6. Step 6: Final answer
    x = 264,089.37

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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.