Home / 439,246.20-658,869.30-297,528.60

Finding the Fourth Proportional to 439,246.20, 658,869.30 and 297,528.60

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Solution

The fourth proportional to 439,246.20, 658,869.30 and 297,528.60 is: 446,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,246.20 : 658,869.30 = 297,528.60 : x
  2. Step 2: Convert to fraction form
    439,246.20/658,869.30 = 297,528.60/x
  3. Step 3: Cross multiply
    439,246.20x = 658,869.30 × 297,528.60
  4. Step 4: Simplify right side
    439,246.20x = 196,032,460,411.98
  5. Step 5: Solve for x
    x = 196,032,460,411.98/439,246.20
  6. Step 6: Final answer
    x = 446,292.90

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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.