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Finding the Fourth Proportional to 404,706.77, 558,513.39 and 232,680.52

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Solution

The fourth proportional to 404,706.77, 558,513.39 and 232,680.52 is: 321,109.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,706.77 : 558,513.39 = 232,680.52 : x
  2. Step 2: Convert to fraction form
    404,706.77/558,513.39 = 232,680.52/x
  3. Step 3: Cross multiply
    404,706.77x = 558,513.39 × 232,680.52
  4. Step 4: Simplify right side
    404,706.77x = 129,955,186,012.16
  5. Step 5: Solve for x
    x = 129,955,186,012.16/404,706.77
  6. Step 6: Final answer
    x = 321,109.49

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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.