Home / 464,742.40-697,099.20-132,318.40

Finding the Fourth Proportional to 464,742.40, 697,099.20 and 132,318.40

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Solution

The fourth proportional to 464,742.40, 697,099.20 and 132,318.40 is: 198,473.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,742.40 : 697,099.20 = 132,318.40 : x
  2. Step 2: Convert to fraction form
    464,742.40/697,099.20 = 132,318.40/x
  3. Step 3: Cross multiply
    464,742.40x = 697,099.20 × 132,318.40
  4. Step 4: Simplify right side
    464,742.40x = 92,239,050,785.28
  5. Step 5: Solve for x
    x = 92,239,050,785.28/464,742.40
  6. Step 6: Final answer
    x = 198,473.50

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1.5x scale

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.