Home / 382,289.86-527,549.42-210,208.16

Finding the Fourth Proportional to 382,289.86, 527,549.42 and 210,208.16

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Solution

The fourth proportional to 382,289.86, 527,549.42 and 210,208.16 is: 290,081.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,289.86 : 527,549.42 = 210,208.16 : x
  2. Step 2: Convert to fraction form
    382,289.86/527,549.42 = 210,208.16/x
  3. Step 3: Cross multiply
    382,289.86x = 527,549.42 × 210,208.16
  4. Step 4: Simplify right side
    382,289.86x = 110,895,192,887.27
  5. Step 5: Solve for x
    x = 110,895,192,887.27/382,289.86
  6. Step 6: Final answer
    x = 290,081.44

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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.