Home / 434,551.20-651,826.80-247,927.20

Finding the Fourth Proportional to 434,551.20, 651,826.80 and 247,927.20

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Solution

The fourth proportional to 434,551.20, 651,826.80 and 247,927.20 is: 371,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,551.20 : 651,826.80 = 247,927.20 : x
  2. Step 2: Convert to fraction form
    434,551.20/651,826.80 = 247,927.20/x
  3. Step 3: Cross multiply
    434,551.20x = 651,826.80 × 247,927.20
  4. Step 4: Simplify right side
    434,551.20x = 161,605,593,408.96
  5. Step 5: Solve for x
    x = 161,605,593,408.96/434,551.20
  6. Step 6: Final answer
    x = 371,890.80

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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.