Home / 285,701.04-394,307.60-176,840.30

Finding the Fourth Proportional to 285,701.04, 394,307.60 and 176,840.30

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Solution

The fourth proportional to 285,701.04, 394,307.60 and 176,840.30 is: 244,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,701.04 : 394,307.60 = 176,840.30 : x
  2. Step 2: Convert to fraction form
    285,701.04/394,307.60 = 176,840.30/x
  3. Step 3: Cross multiply
    285,701.04x = 394,307.60 × 176,840.30
  4. Step 4: Simplify right side
    285,701.04x = 69,729,473,823.35
  5. Step 5: Solve for x
    x = 69,729,473,823.35/285,701.04
  6. Step 6: Final answer
    x = 244,064.48

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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.