Home / 382,306.47-527,584.98-210,235.53

Finding the Fourth Proportional to 382,306.47, 527,584.98 and 210,235.53

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Solution

The fourth proportional to 382,306.47, 527,584.98 and 210,235.53 is: 290,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,306.47 : 527,584.98 = 210,235.53 : x
  2. Step 2: Convert to fraction form
    382,306.47/527,584.98 = 210,235.53/x
  3. Step 3: Cross multiply
    382,306.47x = 527,584.98 × 210,235.53
  4. Step 4: Simplify right side
    382,306.47x = 110,917,107,890.34
  5. Step 5: Solve for x
    x = 110,917,107,890.34/382,306.47
  6. Step 6: Final answer
    x = 290,126.16

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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.