Home / 382,123.10-573,184.64-171,515.00

Finding the Fourth Proportional to 382,123.10, 573,184.64 and 171,515.00

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Solution

The fourth proportional to 382,123.10, 573,184.64 and 171,515.00 is: 257,272.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,123.10 : 573,184.64 = 171,515.00 : x
  2. Step 2: Convert to fraction form
    382,123.10/573,184.64 = 171,515.00/x
  3. Step 3: Cross multiply
    382,123.10x = 573,184.64 × 171,515.00
  4. Step 4: Simplify right side
    382,123.10x = 98,309,765,391.35
  5. Step 5: Solve for x
    x = 98,309,765,391.35/382,123.10
  6. Step 6: Final answer
    x = 257,272.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.