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Finding the Fourth Proportional to 427,737.59, 590,270.73 and 236,746.88

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Solution

The fourth proportional to 427,737.59, 590,270.73 and 236,746.88 is: 326,706.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,737.59 : 590,270.73 = 236,746.88 : x
  2. Step 2: Convert to fraction form
    427,737.59/590,270.73 = 236,746.88/x
  3. Step 3: Cross multiply
    427,737.59x = 590,270.73 × 236,746.88
  4. Step 4: Simplify right side
    427,737.59x = 139,744,753,682.82
  5. Step 5: Solve for x
    x = 139,744,753,682.82/427,737.59
  6. Step 6: Final answer
    x = 326,706.74

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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.