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Finding the Fourth Proportional to 243,494.40, 365,068.80 and 93,676.80

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Solution

The fourth proportional to 243,494.40, 365,068.80 and 93,676.80 is: 140,448.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,494.40 : 365,068.80 = 93,676.80 : x
  2. Step 2: Convert to fraction form
    243,494.40/365,068.80 = 93,676.80/x
  3. Step 3: Cross multiply
    243,494.40x = 365,068.80 × 93,676.80
  4. Step 4: Simplify right side
    243,494.40x = 34,198,476,963.84
  5. Step 5: Solve for x
    x = 34,198,476,963.84/243,494.40
  6. Step 6: Final answer
    x = 140,448.72

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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.