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Finding the Fourth Proportional to 370,587.33, 555,629.40 and 117,792

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Solution

The fourth proportional to 370,587.33, 555,629.40 and 117,792 is: 176,608.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,587.33 : 555,629.40 = 117,792 : x
  2. Step 2: Convert to fraction form
    370,587.33/555,629.40 = 117,792/x
  3. Step 3: Cross multiply
    370,587.33x = 555,629.40 × 117,792
  4. Step 4: Simplify right side
    370,587.33x = 65,448,698,284.80
  5. Step 5: Solve for x
    x = 65,448,698,284.80/370,587.33
  6. Step 6: Final answer
    x = 176,608.03

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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.