Home / 434,701.20-651,792.60-224,749.20

Finding the Fourth Proportional to 434,701.20, 651,792.60 and 224,749.20

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Solution

The fourth proportional to 434,701.20, 651,792.60 and 224,749.20 is: 336,989.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,701.20 : 651,792.60 = 224,749.20 : x
  2. Step 2: Convert to fraction form
    434,701.20/651,792.60 = 224,749.20/x
  3. Step 3: Cross multiply
    434,701.20x = 651,792.60 × 224,749.20
  4. Step 4: Simplify right side
    434,701.20x = 146,489,865,415.92
  5. Step 5: Solve for x
    x = 146,489,865,415.92/434,701.20
  6. Step 6: Final answer
    x = 336,989.79

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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.