Home / 464,766.40-697,135.20-132,342.40

Finding the Fourth Proportional to 464,766.40, 697,135.20 and 132,342.40

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Solution

The fourth proportional to 464,766.40, 697,135.20 and 132,342.40 is: 198,509.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,766.40 : 697,135.20 = 132,342.40 : x
  2. Step 2: Convert to fraction form
    464,766.40/697,135.20 = 132,342.40/x
  3. Step 3: Cross multiply
    464,766.40x = 697,135.20 × 132,342.40
  4. Step 4: Simplify right side
    464,766.40x = 92,260,545,492.48
  5. Step 5: Solve for x
    x = 92,260,545,492.48/464,766.40
  6. Step 6: Final answer
    x = 198,509.50

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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.