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Finding the Fourth Proportional to 602,315.10, 903,606.21 and 181,560.60

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Solution

The fourth proportional to 602,315.10, 903,606.21 and 181,560.60 is: 272,381.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,315.10 : 903,606.21 = 181,560.60 : x
  2. Step 2: Convert to fraction form
    602,315.10/903,606.21 = 181,560.60/x
  3. Step 3: Cross multiply
    602,315.10x = 903,606.21 × 181,560.60
  4. Step 4: Simplify right side
    602,315.10x = 164,059,285,651.33
  5. Step 5: Solve for x
    x = 164,059,285,651.33/602,315.10
  6. Step 6: Final answer
    x = 272,381.16

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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.