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Finding the Fourth Proportional to 576,189.07, 864,283.61 and 155,464.95

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Solution

The fourth proportional to 576,189.07, 864,283.61 and 155,464.95 is: 233,197.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,189.07 : 864,283.61 = 155,464.95 : x
  2. Step 2: Convert to fraction form
    576,189.07/864,283.61 = 155,464.95/x
  3. Step 3: Cross multiply
    576,189.07x = 864,283.61 × 155,464.95
  4. Step 4: Simplify right side
    576,189.07x = 134,365,803,458.69
  5. Step 5: Solve for x
    x = 134,365,803,458.69/576,189.07
  6. Step 6: Final answer
    x = 233,197.42

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Similar ratio
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1.5x scale

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.