Home / 382,257.08-527,503.60-210,174.87

Finding the Fourth Proportional to 382,257.08, 527,503.60 and 210,174.87

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Solution

The fourth proportional to 382,257.08, 527,503.60 and 210,174.87 is: 290,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,257.08 : 527,503.60 = 210,174.87 : x
  2. Step 2: Convert to fraction form
    382,257.08/527,503.60 = 210,174.87/x
  3. Step 3: Cross multiply
    382,257.08x = 527,503.60 × 210,174.87
  4. Step 4: Simplify right side
    382,257.08x = 110,868,000,554.53
  5. Step 5: Solve for x
    x = 110,868,000,554.53/382,257.08
  6. Step 6: Final answer
    x = 290,035.18

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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.