Home / 440,519.72-608,209.70-338,362.52

Finding the Fourth Proportional to 440,519.72, 608,209.70 and 338,362.52

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Solution

The fourth proportional to 440,519.72, 608,209.70 and 338,362.52 is: 467,164.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,519.72 : 608,209.70 = 338,362.52 : x
  2. Step 2: Convert to fraction form
    440,519.72/608,209.70 = 338,362.52/x
  3. Step 3: Cross multiply
    440,519.72x = 608,209.70 × 338,362.52
  4. Step 4: Simplify right side
    440,519.72x = 205,795,362,047.58
  5. Step 5: Solve for x
    x = 205,795,362,047.58/440,519.72
  6. Step 6: Final answer
    x = 467,164.93

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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.