Home / 673,850.83-929,927.09-367,939.34

Finding the Fourth Proportional to 673,850.83, 929,927.09 and 367,939.34

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Solution

The fourth proportional to 673,850.83, 929,927.09 and 367,939.34 is: 507,763.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,850.83 : 929,927.09 = 367,939.34 : x
  2. Step 2: Convert to fraction form
    673,850.83/929,927.09 = 367,939.34/x
  3. Step 3: Cross multiply
    673,850.83x = 929,927.09 × 367,939.34
  4. Step 4: Simplify right side
    673,850.83x = 342,156,759,742.72
  5. Step 5: Solve for x
    x = 342,156,759,742.72/673,850.83
  6. Step 6: Final answer
    x = 507,763.36

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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.