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Finding the Fourth Proportional to 602,359.02, 903,089.07 and 362,416.68

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Solution

The fourth proportional to 602,359.02, 903,089.07 and 362,416.68 is: 543,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,359.02 : 903,089.07 = 362,416.68 : x
  2. Step 2: Convert to fraction form
    602,359.02/903,089.07 = 362,416.68/x
  3. Step 3: Cross multiply
    602,359.02x = 903,089.07 × 362,416.68
  4. Step 4: Simplify right side
    602,359.02x = 327,294,542,493.69
  5. Step 5: Solve for x
    x = 327,294,542,493.69/602,359.02
  6. Step 6: Final answer
    x = 543,354.60

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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.