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Finding the Fourth Proportional to 277,762.80, 416,644.20 and 237,673.20

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Solution

The fourth proportional to 277,762.80, 416,644.20 and 237,673.20 is: 356,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,762.80 : 416,644.20 = 237,673.20 : x
  2. Step 2: Convert to fraction form
    277,762.80/416,644.20 = 237,673.20/x
  3. Step 3: Cross multiply
    277,762.80x = 416,644.20 × 237,673.20
  4. Step 4: Simplify right side
    277,762.80x = 99,025,160,275.44
  5. Step 5: Solve for x
    x = 99,025,160,275.44/277,762.80
  6. Step 6: Final answer
    x = 356,509.80

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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.