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Finding the Fourth Proportional to 270,032.70, 404,271.45 and 262,256.70

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Solution

The fourth proportional to 270,032.70, 404,271.45 and 262,256.70 is: 392,629.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,032.70 : 404,271.45 = 262,256.70 : x
  2. Step 2: Convert to fraction form
    270,032.70/404,271.45 = 262,256.70/x
  3. Step 3: Cross multiply
    270,032.70x = 404,271.45 × 262,256.70
  4. Step 4: Simplify right side
    270,032.70x = 106,022,896,381.22
  5. Step 5: Solve for x
    x = 106,022,896,381.22/270,032.70
  6. Step 6: Final answer
    x = 392,629.84

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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.