Home / 369,928.35-510,498.90-200,158.83

Finding the Fourth Proportional to 369,928.35, 510,498.90 and 200,158.83

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Solution

The fourth proportional to 369,928.35, 510,498.90 and 200,158.83 is: 276,217.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,928.35 : 510,498.90 = 200,158.83 : x
  2. Step 2: Convert to fraction form
    369,928.35/510,498.90 = 200,158.83/x
  3. Step 3: Cross multiply
    369,928.35x = 510,498.90 × 200,158.83
  4. Step 4: Simplify right side
    369,928.35x = 102,180,862,540.29
  5. Step 5: Solve for x
    x = 102,180,862,540.29/369,928.35
  6. Step 6: Final answer
    x = 276,217.98

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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.