Home / 382,373.04-527,680.89-210,298.56

Finding the Fourth Proportional to 382,373.04, 527,680.89 and 210,298.56

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Solution

The fourth proportional to 382,373.04, 527,680.89 and 210,298.56 is: 290,215.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,373.04 : 527,680.89 = 210,298.56 : x
  2. Step 2: Convert to fraction form
    382,373.04/527,680.89 = 210,298.56/x
  3. Step 3: Cross multiply
    382,373.04x = 527,680.89 × 210,298.56
  4. Step 4: Simplify right side
    382,373.04x = 110,970,531,306.52
  5. Step 5: Solve for x
    x = 110,970,531,306.52/382,373.04
  6. Step 6: Final answer
    x = 290,215.36

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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.