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Finding the Fourth Proportional to 603,013.28, 832,096.68 and 348,446.48

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Solution

The fourth proportional to 603,013.28, 832,096.68 and 348,446.48 is: 480,820.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,013.28 : 832,096.68 = 348,446.48 : x
  2. Step 2: Convert to fraction form
    603,013.28/832,096.68 = 348,446.48/x
  3. Step 3: Cross multiply
    603,013.28x = 832,096.68 × 348,446.48
  4. Step 4: Simplify right side
    603,013.28x = 289,941,159,165.69
  5. Step 5: Solve for x
    x = 289,941,159,165.69/603,013.28
  6. Step 6: Final answer
    x = 480,820.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.