Home / 444,001.04-612,312.57-290,983.49

Finding the Fourth Proportional to 444,001.04, 612,312.57 and 290,983.49

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Solution

The fourth proportional to 444,001.04, 612,312.57 and 290,983.49 is: 401,289.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,001.04 : 612,312.57 = 290,983.49 : x
  2. Step 2: Convert to fraction form
    444,001.04/612,312.57 = 290,983.49/x
  3. Step 3: Cross multiply
    444,001.04x = 612,312.57 × 290,983.49
  4. Step 4: Simplify right side
    444,001.04x = 178,172,845,527.91
  5. Step 5: Solve for x
    x = 178,172,845,527.91/444,001.04
  6. Step 6: Final answer
    x = 401,289.26

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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.