Home / 698,349.92-1,047,984.24-383,028

Finding the Fourth Proportional to 698,349.92, 1,047,984.24 and 383,028

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Solution

The fourth proportional to 698,349.92, 1,047,984.24 and 383,028 is: 574,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,349.92 : 1,047,984.24 = 383,028 : x
  2. Step 2: Convert to fraction form
    698,349.92/1,047,984.24 = 383,028/x
  3. Step 3: Cross multiply
    698,349.92x = 1,047,984.24 × 383,028
  4. Step 4: Simplify right side
    698,349.92x = 401,407,307,478.72
  5. Step 5: Solve for x
    x = 401,407,307,478.72/698,349.92
  6. Step 6: Final answer
    x = 574,793.95

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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.