Home / 439,772.90-606,835.40-246,191.20

Finding the Fourth Proportional to 439,772.90, 606,835.40 and 246,191.20

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Solution

The fourth proportional to 439,772.90, 606,835.40 and 246,191.20 is: 339,715.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,772.90 : 606,835.40 = 246,191.20 : x
  2. Step 2: Convert to fraction form
    439,772.90/606,835.40 = 246,191.20/x
  3. Step 3: Cross multiply
    439,772.90x = 606,835.40 × 246,191.20
  4. Step 4: Simplify right side
    439,772.90x = 149,397,532,580.44
  5. Step 5: Solve for x
    x = 149,397,532,580.44/439,772.90
  6. Step 6: Final answer
    x = 339,715.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.