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Finding the Fourth Proportional to 292,735.70, 437,900.70 and 233,686.70

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Solution

The fourth proportional to 292,735.70, 437,900.70 and 233,686.70 is: 349,569.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,735.70 : 437,900.70 = 233,686.70 : x
  2. Step 2: Convert to fraction form
    292,735.70/437,900.70 = 233,686.70/x
  3. Step 3: Cross multiply
    292,735.70x = 437,900.70 × 233,686.70
  4. Step 4: Simplify right side
    292,735.70x = 102,331,569,510.69
  5. Step 5: Solve for x
    x = 102,331,569,510.69/292,735.70
  6. Step 6: Final answer
    x = 349,569.83

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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.