Home / 382,017.18-527,197.93-229,080.27

Finding the Fourth Proportional to 382,017.18, 527,197.93 and 229,080.27

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Solution

The fourth proportional to 382,017.18, 527,197.93 and 229,080.27 is: 316,139.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,017.18 : 527,197.93 = 229,080.27 : x
  2. Step 2: Convert to fraction form
    382,017.18/527,197.93 = 229,080.27/x
  3. Step 3: Cross multiply
    382,017.18x = 527,197.93 × 229,080.27
  4. Step 4: Simplify right side
    382,017.18x = 120,770,643,402.55
  5. Step 5: Solve for x
    x = 120,770,643,402.55/382,017.18
  6. Step 6: Final answer
    x = 316,139.30

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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.