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Finding the Fourth Proportional to 266,552.32, 367,842.56 and 153,372.80

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Solution

The fourth proportional to 266,552.32, 367,842.56 and 153,372.80 is: 211,654.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,552.32 : 367,842.56 = 153,372.80 : x
  2. Step 2: Convert to fraction form
    266,552.32/367,842.56 = 153,372.80/x
  3. Step 3: Cross multiply
    266,552.32x = 367,842.56 × 153,372.80
  4. Step 4: Simplify right side
    266,552.32x = 56,417,043,386.37
  5. Step 5: Solve for x
    x = 56,417,043,386.37/266,552.32
  6. Step 6: Final answer
    x = 211,654.67

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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.