Home / 436,976.04-603,038.40-245,996.40

Finding the Fourth Proportional to 436,976.04, 603,038.40 and 245,996.40

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Solution

The fourth proportional to 436,976.04, 603,038.40 and 245,996.40 is: 339,481.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,976.04 : 603,038.40 = 245,996.40 : x
  2. Step 2: Convert to fraction form
    436,976.04/603,038.40 = 245,996.40/x
  3. Step 3: Cross multiply
    436,976.04x = 603,038.40 × 245,996.40
  4. Step 4: Simplify right side
    436,976.04x = 148,345,275,461.76
  5. Step 5: Solve for x
    x = 148,345,275,461.76/436,976.04
  6. Step 6: Final answer
    x = 339,481.49

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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.