Home / 382,240.19-527,497.31-210,165.60

Finding the Fourth Proportional to 382,240.19, 527,497.31 and 210,165.60

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Solution

The fourth proportional to 382,240.19, 527,497.31 and 210,165.60 is: 290,031.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,240.19 : 527,497.31 = 210,165.60 : x
  2. Step 2: Convert to fraction form
    382,240.19/527,497.31 = 210,165.60/x
  3. Step 3: Cross multiply
    382,240.19x = 527,497.31 × 210,165.60
  4. Step 4: Simplify right side
    382,240.19x = 110,861,787,603.71
  5. Step 5: Solve for x
    x = 110,861,787,603.71/382,240.19
  6. Step 6: Final answer
    x = 290,031.74

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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.