Home / 381,303.30-525,979.94-237,814.23

Finding the Fourth Proportional to 381,303.30, 525,979.94 and 237,814.23

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Solution

The fourth proportional to 381,303.30, 525,979.94 and 237,814.23 is: 328,047.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,303.30 : 525,979.94 = 237,814.23 : x
  2. Step 2: Convert to fraction form
    381,303.30/525,979.94 = 237,814.23/x
  3. Step 3: Cross multiply
    381,303.30x = 525,979.94 × 237,814.23
  4. Step 4: Simplify right side
    381,303.30x = 125,085,513,237.48
  5. Step 5: Solve for x
    x = 125,085,513,237.48/381,303.30
  6. Step 6: Final answer
    x = 328,047.29

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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.