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Finding the Fourth Proportional to 527,453.82, 791,202.54 and 153,476.82

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Solution

The fourth proportional to 527,453.82, 791,202.54 and 153,476.82 is: 230,221.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,453.82 : 791,202.54 = 153,476.82 : x
  2. Step 2: Convert to fraction form
    527,453.82/791,202.54 = 153,476.82/x
  3. Step 3: Cross multiply
    527,453.82x = 791,202.54 × 153,476.82
  4. Step 4: Simplify right side
    527,453.82x = 121,431,249,815.12
  5. Step 5: Solve for x
    x = 121,431,249,815.12/527,453.82
  6. Step 6: Final answer
    x = 230,221.58

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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.