Home / 451,536.57-623,121.35-250,332.57

Finding the Fourth Proportional to 451,536.57, 623,121.35 and 250,332.57

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Solution

The fourth proportional to 451,536.57, 623,121.35 and 250,332.57 is: 345,459.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,536.57 : 623,121.35 = 250,332.57 : x
  2. Step 2: Convert to fraction form
    451,536.57/623,121.35 = 250,332.57/x
  3. Step 3: Cross multiply
    451,536.57x = 623,121.35 × 250,332.57
  4. Step 4: Simplify right side
    451,536.57x = 155,987,567,715.71
  5. Step 5: Solve for x
    x = 155,987,567,715.71/451,536.57
  6. Step 6: Final answer
    x = 345,459.43

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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.