Home / 375,541.52-563,456.12-225,887.81

Finding the Fourth Proportional to 375,541.52, 563,456.12 and 225,887.81

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Solution

The fourth proportional to 375,541.52, 563,456.12 and 225,887.81 is: 338,918.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,541.52 : 563,456.12 = 225,887.81 : x
  2. Step 2: Convert to fraction form
    375,541.52/563,456.12 = 225,887.81/x
  3. Step 3: Cross multiply
    375,541.52x = 563,456.12 × 225,887.81
  4. Step 4: Simplify right side
    375,541.52x = 127,277,865,031.18
  5. Step 5: Solve for x
    x = 127,277,865,031.18/375,541.52
  6. Step 6: Final answer
    x = 338,918.23

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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.