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Finding the Fourth Proportional to 535,801.47, 803,702.22 and 161,824.47

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Solution

The fourth proportional to 535,801.47, 803,702.22 and 161,824.47 is: 242,736.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,801.47 : 803,702.22 = 161,824.47 : x
  2. Step 2: Convert to fraction form
    535,801.47/803,702.22 = 161,824.47/x
  3. Step 3: Cross multiply
    535,801.47x = 803,702.22 × 161,824.47
  4. Step 4: Simplify right side
    535,801.47x = 130,058,685,789.32
  5. Step 5: Solve for x
    x = 130,058,685,789.32/535,801.47
  6. Step 6: Final answer
    x = 242,736.71

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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.