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Finding the Fourth Proportional to 364,462.40, 546,693.60 and 223,764.80

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Solution

The fourth proportional to 364,462.40, 546,693.60 and 223,764.80 is: 335,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,462.40 : 546,693.60 = 223,764.80 : x
  2. Step 2: Convert to fraction form
    364,462.40/546,693.60 = 223,764.80/x
  3. Step 3: Cross multiply
    364,462.40x = 546,693.60 × 223,764.80
  4. Step 4: Simplify right side
    364,462.40x = 122,330,784,065.28
  5. Step 5: Solve for x
    x = 122,330,784,065.28/364,462.40
  6. Step 6: Final answer
    x = 335,647.20

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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.