Home / 383,059.36-574,502.64-146,317.60

Finding the Fourth Proportional to 383,059.36, 574,502.64 and 146,317.60

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Solution

The fourth proportional to 383,059.36, 574,502.64 and 146,317.60 is: 219,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,059.36 : 574,502.64 = 146,317.60 : x
  2. Step 2: Convert to fraction form
    383,059.36/574,502.64 = 146,317.60/x
  3. Step 3: Cross multiply
    383,059.36x = 574,502.64 × 146,317.60
  4. Step 4: Simplify right side
    383,059.36x = 84,059,847,478.46
  5. Step 5: Solve for x
    x = 84,059,847,478.46/383,059.36
  6. Step 6: Final answer
    x = 219,443.40

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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.