Home / 382,206.60-527,431.66-210,123.32

Finding the Fourth Proportional to 382,206.60, 527,431.66 and 210,123.32

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Solution

The fourth proportional to 382,206.60, 527,431.66 and 210,123.32 is: 289,962.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,206.60 : 527,431.66 = 210,123.32 : x
  2. Step 2: Convert to fraction form
    382,206.60/527,431.66 = 210,123.32/x
  3. Step 3: Cross multiply
    382,206.60x = 527,431.66 × 210,123.32
  4. Step 4: Simplify right side
    382,206.60x = 110,825,690,384.22
  5. Step 5: Solve for x
    x = 110,825,690,384.22/382,206.60
  6. Step 6: Final answer
    x = 289,962.79

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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.