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Finding the Fourth Proportional to 488,360.40, 731,957.40 and 204,050.40

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Solution

The fourth proportional to 488,360.40, 731,957.40 and 204,050.40 is: 305,831.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,360.40 : 731,957.40 = 204,050.40 : x
  2. Step 2: Convert to fraction form
    488,360.40/731,957.40 = 204,050.40/x
  3. Step 3: Cross multiply
    488,360.40x = 731,957.40 × 204,050.40
  4. Step 4: Simplify right side
    488,360.40x = 149,356,200,252.96
  5. Step 5: Solve for x
    x = 149,356,200,252.96/488,360.40
  6. Step 6: Final answer
    x = 305,831.92

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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.