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Finding the Fourth Proportional to 224,355.78, 336,779.91 and 112,004.46

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Solution

The fourth proportional to 224,355.78, 336,779.91 and 112,004.46 is: 168,129.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,355.78 : 336,779.91 = 112,004.46 : x
  2. Step 2: Convert to fraction form
    224,355.78/336,779.91 = 112,004.46/x
  3. Step 3: Cross multiply
    224,355.78x = 336,779.91 × 112,004.46
  4. Step 4: Simplify right side
    224,355.78x = 37,720,851,958.40
  5. Step 5: Solve for x
    x = 37,720,851,958.40/224,355.78
  6. Step 6: Final answer
    x = 168,129.62

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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.