Home / 441,981.40-662,972.10-292,390.60

Finding the Fourth Proportional to 441,981.40, 662,972.10 and 292,390.60

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Solution

The fourth proportional to 441,981.40, 662,972.10 and 292,390.60 is: 438,585.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,981.40 : 662,972.10 = 292,390.60 : x
  2. Step 2: Convert to fraction form
    441,981.40/662,972.10 = 292,390.60/x
  3. Step 3: Cross multiply
    441,981.40x = 662,972.10 × 292,390.60
  4. Step 4: Simplify right side
    441,981.40x = 193,846,810,102.26
  5. Step 5: Solve for x
    x = 193,846,810,102.26/441,981.40
  6. Step 6: Final answer
    x = 438,585.90

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Similar ratio
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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.