Home / 384,525.40-576,788.10-226,931.80

Finding the Fourth Proportional to 384,525.40, 576,788.10 and 226,931.80

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Solution

The fourth proportional to 384,525.40, 576,788.10 and 226,931.80 is: 340,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,525.40 : 576,788.10 = 226,931.80 : x
  2. Step 2: Convert to fraction form
    384,525.40/576,788.10 = 226,931.80/x
  3. Step 3: Cross multiply
    384,525.40x = 576,788.10 × 226,931.80
  4. Step 4: Simplify right side
    384,525.40x = 130,891,561,751.58
  5. Step 5: Solve for x
    x = 130,891,561,751.58/384,525.40
  6. Step 6: Final answer
    x = 340,397.70

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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.