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Finding the Fourth Proportional to 277,980.05, 383,884.65 and 237,457.64

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Solution

The fourth proportional to 277,980.05, 383,884.65 and 237,457.64 is: 327,924.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,980.05 : 383,884.65 = 237,457.64 : x
  2. Step 2: Convert to fraction form
    277,980.05/383,884.65 = 237,457.64/x
  3. Step 3: Cross multiply
    277,980.05x = 383,884.65 × 237,457.64
  4. Step 4: Simplify right side
    277,980.05x = 91,156,343,980.94
  5. Step 5: Solve for x
    x = 91,156,343,980.94/277,980.05
  6. Step 6: Final answer
    x = 327,924.05

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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.