Home / 930,500.19-1,395,846.42-256,581.61

Finding the Fourth Proportional to 930,500.19, 1,395,846.42 and 256,581.61

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Solution

The fourth proportional to 930,500.19, 1,395,846.42 and 256,581.61 is: 384,898.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,500.19 : 1,395,846.42 = 256,581.61 : x
  2. Step 2: Convert to fraction form
    930,500.19/1,395,846.42 = 256,581.61/x
  3. Step 3: Cross multiply
    930,500.19x = 1,395,846.42 × 256,581.61
  4. Step 4: Simplify right side
    930,500.19x = 358,148,521,756.34
  5. Step 5: Solve for x
    x = 358,148,521,756.34/930,500.19
  6. Step 6: Final answer
    x = 384,898.92

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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.