Home / 446,681.28-616,463.52-255,721.92

Finding the Fourth Proportional to 446,681.28, 616,463.52 and 255,721.92

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Solution

The fourth proportional to 446,681.28, 616,463.52 and 255,721.92 is: 352,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,681.28 : 616,463.52 = 255,721.92 : x
  2. Step 2: Convert to fraction form
    446,681.28/616,463.52 = 255,721.92/x
  3. Step 3: Cross multiply
    446,681.28x = 616,463.52 × 255,721.92
  4. Step 4: Simplify right side
    446,681.28x = 157,643,234,944.36
  5. Step 5: Solve for x
    x = 157,643,234,944.36/446,681.28
  6. Step 6: Final answer
    x = 352,921.07

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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.