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Finding the Fourth Proportional to 606,148.58, 835,615.90 and 476,862.51

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Solution

The fourth proportional to 606,148.58, 835,615.90 and 476,862.51 is: 657,386.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,148.58 : 835,615.90 = 476,862.51 : x
  2. Step 2: Convert to fraction form
    606,148.58/835,615.90 = 476,862.51/x
  3. Step 3: Cross multiply
    606,148.58x = 835,615.90 × 476,862.51
  4. Step 4: Simplify right side
    606,148.58x = 398,473,895,469.91
  5. Step 5: Solve for x
    x = 398,473,895,469.91/606,148.58
  6. Step 6: Final answer
    x = 657,386.50

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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.