Home / 382,313.16-527,605.43-210,238.18

Finding the Fourth Proportional to 382,313.16, 527,605.43 and 210,238.18

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Solution

The fourth proportional to 382,313.16, 527,605.43 and 210,238.18 is: 290,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,313.16 : 527,605.43 = 210,238.18 : x
  2. Step 2: Convert to fraction form
    382,313.16/527,605.43 = 210,238.18/x
  3. Step 3: Cross multiply
    382,313.16x = 527,605.43 × 210,238.18
  4. Step 4: Simplify right side
    382,313.16x = 110,922,804,042.30
  5. Step 5: Solve for x
    x = 110,922,804,042.30/382,313.16
  6. Step 6: Final answer
    x = 290,135.98

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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.