Home / 261,253.27-358,181.28-256,529.35

Finding the Fourth Proportional to 261,253.27, 358,181.28 and 256,529.35

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Solution

The fourth proportional to 261,253.27, 358,181.28 and 256,529.35 is: 351,704.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,253.27 : 358,181.28 = 256,529.35 : x
  2. Step 2: Convert to fraction form
    261,253.27/358,181.28 = 256,529.35/x
  3. Step 3: Cross multiply
    261,253.27x = 358,181.28 × 256,529.35
  4. Step 4: Simplify right side
    261,253.27x = 91,884,010,940.57
  5. Step 5: Solve for x
    x = 91,884,010,940.57/261,253.27
  6. Step 6: Final answer
    x = 351,704.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.