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Finding the Fourth Proportional to 292,023.70, 437,792.55 and 123,673.30

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Solution

The fourth proportional to 292,023.70, 437,792.55 and 123,673.30 is: 185,407.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,023.70 : 437,792.55 = 123,673.30 : x
  2. Step 2: Convert to fraction form
    292,023.70/437,792.55 = 123,673.30/x
  3. Step 3: Cross multiply
    292,023.70x = 437,792.55 × 123,673.30
  4. Step 4: Simplify right side
    292,023.70x = 54,143,249,373.92
  5. Step 5: Solve for x
    x = 54,143,249,373.92/292,023.70
  6. Step 6: Final answer
    x = 185,407.04

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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.