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Finding the Fourth Proportional to 630,549.44, 945,649.02 and 175,035.95

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Solution

The fourth proportional to 630,549.44, 945,649.02 and 175,035.95 is: 262,505.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,549.44 : 945,649.02 = 175,035.95 : x
  2. Step 2: Convert to fraction form
    630,549.44/945,649.02 = 175,035.95/x
  3. Step 3: Cross multiply
    630,549.44x = 945,649.02 × 175,035.95
  4. Step 4: Simplify right side
    630,549.44x = 165,522,574,582.27
  5. Step 5: Solve for x
    x = 165,522,574,582.27/630,549.44
  6. Step 6: Final answer
    x = 262,505.31

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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.