Home / 384,149.04-530,074.44-223,002.24

Finding the Fourth Proportional to 384,149.04, 530,074.44 and 223,002.24

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Solution

The fourth proportional to 384,149.04, 530,074.44 and 223,002.24 is: 307,713.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,149.04 : 530,074.44 = 223,002.24 : x
  2. Step 2: Convert to fraction form
    384,149.04/530,074.44 = 223,002.24/x
  3. Step 3: Cross multiply
    384,149.04x = 530,074.44 × 223,002.24
  4. Step 4: Simplify right side
    384,149.04x = 118,207,787,486.75
  5. Step 5: Solve for x
    x = 118,207,787,486.75/384,149.04
  6. Step 6: Final answer
    x = 307,713.35

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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.