Home / 987,955.13-1,481,936.34-240,001.13

Finding the Fourth Proportional to 987,955.13, 1,481,936.34 and 240,001.13

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Solution

The fourth proportional to 987,955.13, 1,481,936.34 and 240,001.13 is: 360,002.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,955.13 : 1,481,936.34 = 240,001.13 : x
  2. Step 2: Convert to fraction form
    987,955.13/1,481,936.34 = 240,001.13/x
  3. Step 3: Cross multiply
    987,955.13x = 1,481,936.34 × 240,001.13
  4. Step 4: Simplify right side
    987,955.13x = 355,666,388,778.38
  5. Step 5: Solve for x
    x = 355,666,388,778.38/987,955.13
  6. Step 6: Final answer
    x = 360,002.57

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Double scale
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1.5x scale

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.