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Finding the Fourth Proportional to 630,957.11, 944,926.85 and 363,908.00

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Solution

The fourth proportional to 630,957.11, 944,926.85 and 363,908.00 is: 544,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,957.11 : 944,926.85 = 363,908.00 : x
  2. Step 2: Convert to fraction form
    630,957.11/944,926.85 = 363,908.00/x
  3. Step 3: Cross multiply
    630,957.11x = 944,926.85 × 363,908.00
  4. Step 4: Simplify right side
    630,957.11x = 343,866,443,401.89
  5. Step 5: Solve for x
    x = 343,866,443,401.89/630,957.11
  6. Step 6: Final answer
    x = 544,991.79

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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.