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Finding the Fourth Proportional to 294,327.60, 441,491.40 and 264,803.10

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Solution

The fourth proportional to 294,327.60, 441,491.40 and 264,803.10 is: 397,204.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,327.60 : 441,491.40 = 264,803.10 : x
  2. Step 2: Convert to fraction form
    294,327.60/441,491.40 = 264,803.10/x
  3. Step 3: Cross multiply
    294,327.60x = 441,491.40 × 264,803.10
  4. Step 4: Simplify right side
    294,327.60x = 116,908,291,343.34
  5. Step 5: Solve for x
    x = 116,908,291,343.34/294,327.60
  6. Step 6: Final answer
    x = 397,204.65

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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.