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Finding the Fourth Proportional to 546,345.36, 753,966 and 301,358.34

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Solution

The fourth proportional to 546,345.36, 753,966 and 301,358.34 is: 415,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,345.36 : 753,966 = 301,358.34 : x
  2. Step 2: Convert to fraction form
    546,345.36/753,966 = 301,358.34/x
  3. Step 3: Cross multiply
    546,345.36x = 753,966 × 301,358.34
  4. Step 4: Simplify right side
    546,345.36x = 227,213,942,176.44
  5. Step 5: Solve for x
    x = 227,213,942,176.44/546,345.36
  6. Step 6: Final answer
    x = 415,879.70

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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.