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Finding the Fourth Proportional to 293,347.45, 440,017.45 and 93,665.30

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Solution

The fourth proportional to 293,347.45, 440,017.45 and 93,665.30 is: 140,496.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,347.45 : 440,017.45 = 93,665.30 : x
  2. Step 2: Convert to fraction form
    293,347.45/440,017.45 = 93,665.30/x
  3. Step 3: Cross multiply
    293,347.45x = 440,017.45 × 93,665.30
  4. Step 4: Simplify right side
    293,347.45x = 41,214,366,459.49
  5. Step 5: Solve for x
    x = 41,214,366,459.49/293,347.45
  6. Step 6: Final answer
    x = 140,496.76

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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.