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Finding the Fourth Proportional to 277,903.64, 383,508.78 and 150,580.16

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Solution

The fourth proportional to 277,903.64, 383,508.78 and 150,580.16 is: 207,801.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,903.64 : 383,508.78 = 150,580.16 : x
  2. Step 2: Convert to fraction form
    277,903.64/383,508.78 = 150,580.16/x
  3. Step 3: Cross multiply
    277,903.64x = 383,508.78 × 150,580.16
  4. Step 4: Simplify right side
    277,903.64x = 57,748,813,453.80
  5. Step 5: Solve for x
    x = 57,748,813,453.80/277,903.64
  6. Step 6: Final answer
    x = 207,801.57

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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.