Home / 673,130.86-928,923.24-367,213.78

Finding the Fourth Proportional to 673,130.86, 928,923.24 and 367,213.78

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Solution

The fourth proportional to 673,130.86, 928,923.24 and 367,213.78 is: 506,756.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,130.86 : 928,923.24 = 367,213.78 : x
  2. Step 2: Convert to fraction form
    673,130.86/928,923.24 = 367,213.78/x
  3. Step 3: Cross multiply
    673,130.86x = 928,923.24 × 367,213.78
  4. Step 4: Simplify right side
    673,130.86x = 341,113,414,290.25
  5. Step 5: Solve for x
    x = 341,113,414,290.25/673,130.86
  6. Step 6: Final answer
    x = 506,756.46

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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.